CN105894407A - Method for evaluating learning ability development trend of students - Google Patents

Abstract

The invention provides a method for evaluating the learning ability development trend of students, which comprises the steps of carrying out coding and transformation on existing score data of the students so as to acquire learning ability standard scores of the students in different grades, carrying out coding and transformation on reference scores so as to acquire reference score percentile ranks of a specific year, matching and comparing the learning ability standard scores with the reference score percentile ranks so as to acquire the learning ability development trend of the students, wherein the manifestation mode of the trend is predicted performance of the students. According to the invention, the development trend of the learning ability is evaluated through analyzing the existing scores, future performance within a period of time is predicted, thereby facilitating students, parents and teachers to play as a whole in a targeted mode, enhancing advantages of the students, complementing disadvantages of the students, improving the learning ability of the students within limited time, improving the overall performance, and particularly enabling the students to gain an advantage in the process of entering a higher school.

Description

A kind of method assessing students' learning ability development trend

Technical field

The present invention relates to educate achievement analysis field, be specifically related to a kind of method assessing students' learning ability development trend.

Background technology

School grade is a kind of manifestation mode of the learning ability that student is had.By school grade is analyzed, can sentence The learning ability of disconnected student.Such as China's application number: the patent application document of 201310310120.7 discloses a kind of student performance Analysis system, this system can count the achievement of student, and can be analyzed with the achievement of student, makes student can be appreciated that certainly Oneself shortcoming is somewhere, it is simple to the lifting of student performance.But this Record Analysis System has hysteresis quality, can only be each Secondary achievement is analyzed after obtaining, it is impossible to assessment development trend.

The height of school grade can the power of response learning ability the truest, objective, the power of learning ability is the most straight simultaneously Connect impact, determine the height of following school grade.By the analysis to existing achievement, assess the development trend of learning ability, Following achievement in prediction a period of time, beneficially student, the head of a family, teacher has Objective, makes overall planning targetedly, strengthens Student's advantage, supplies student's inferior position, within the limited time, improves the learning ability of student, promotes general achievements, especially Advantage is obtained during entering a higher school.

Summary of the invention

Present invention generally provides a kind of method assessing students' learning ability development trend.

The appraisal procedure that the present invention provides, comprises the following steps:

(1) carry out encoding, converting by existing for student achievement, it is thus achieved that the learning ability criterion score under the most of the same grade section of student, mark Quasi-ization method is:

$Z_{\mathrm{in}}=\frac{X_{\mathrm{in}}-\stackrel{\‾}{X_n}}{S_n}$

Wherein X_inRepresent the existing achievement of the i-th student of 1 year level segment,Represent the existing one-tenth of student of 1 year level segment Achievement average, S_nRepresent that the existing performance standard of student of 1 year level segment is poor；

(2) will carry out encoding, converting with reference to achievement, it is thus achieved that the reference achievement percentile rank under specific year, hundred differentiation methods are:

$p=\frac{F_b+\left(\frac{x_i-L}{i}\right)\×f}{N}\×100$

Wherein x_iFor the correspondence under specific year with reference to achievement, f is the number of this achievement place achievement group, and L is that this achievement place becomes The lower limit of achievement group, F_bFor this achievement place achievement group less-than cumulation number, i is achievement group spacing, and N is total number of persons；

(3) by learning ability criterion score with carry out mating with reference to achievement percentile rank, comparison, according to standardized normal distribution table Z Value and the corresponding relation of P value, it is thus achieved that with Z_inCorresponding p, obtains corresponding x according to p_i, gained x_iIt it is exactly Students ' Learning energy Power development trend, the manifestation mode of this trend is that student predicts achievement.

The method of the assessment learning ability development trend according to the present invention, it is characterised in that described development trend has stage, tool Body divided stages is:

(1) development trend of senior middle school's year level segment assessment shows as the prediction achievement of student high three；

(2) development trend of year in junior middle school level segment assessment shows as the prediction achievement of student's junior three；

(3) development trend of primary school's year level segment assessment shows as the prediction achievement of student six grades.

Student according to the present invention predicts that achievement, described achievement are a concrete mark or a mark interval.

Student according to the present invention predicts that achievement, described achievement are branch mark or overall score.

Accompanying drawing explanation

Fig. 1 is according to the flow chart of the method for a kind of prediction school grade of the present invention.

Embodiment

Embodiment 1

A kind of method assessing students' learning ability development trend provided according to the present invention, learns certain junior one student mathematics branch Ability development trend is estimated.

Mainly comprise the steps that

(1) carry out encoding, converting by existing for student achievement, it is thus achieved that the learning ability criterion score under the most of the same grade section of student, mark Quasi-ization method is:

$Z_{\mathrm{in}}=\frac{X_{\mathrm{in}}-\stackrel{\‾}{X_n}}{S_n}$

Wherein X_inRepresent the existing achievement of the i-th student of 1 year level segment,Represent the existing one-tenth of student of 1 year level segment Achievement average, s_nRepresent that the existing performance standard of student of 1 year level segment is poor.In the present embodiment, the existing one-tenth of this student Achievement X_in=95 (full marks 100), student's existing achievement average of the place age bracket junior oneAt the beginning of the age bracket of place Student's existing performance standard difference s of one_n=5, the learning ability criterion score Z of this student after standardization_in=1.65.

(2) will carry out encoding, converting with reference to achievement, it is thus achieved that the reference achievement percentile rank under specific year, hundred differentiation methods are:

$p=\frac{F_b+\left(\frac{x_i-L}{i}\right)\×f}{N}\×100$

Wherein x_iFor the correspondence under specific year with reference to achievement, f is the number of this achievement place achievement group, and L is that this achievement place becomes The lower limit of achievement group, F_bFor this achievement place achievement group less-than cumulation number, i is achievement group spacing, and N is total number of persons.At this In embodiment, when reference achievement x in 2014 years_iWhen=111 (full marks 120), number f=of this achievement place achievement group 338, the lower limit L=109 of this achievement place achievement group, this achievement place achievement group less-than cumulation number F_b=6633, achievement Group spacing i=3, total number of persons N=7322, this reference achievement percentile rank p=93.683 after percentage.Ginseng when 2014 years Examine achievement x_iWhen=112 (full marks 120), number f=238 of this achievement place achievement group, under this achievement place achievement group Limit L=112, this achievement place achievement group less-than cumulation number F_b=6971, achievement group spacing i=3, total number of persons N=7322, This reference achievement percentile rank p=95.206 after percentage.

(3) by learning ability criterion score with carry out mating with reference to achievement percentile rank, comparison, according to standardized normal distribution table Z Value and the corresponding relation of P value, it is thus achieved that with Z_inCorresponding p, obtains corresponding x according to p_i, gained x_iIt it is exactly Students ' Learning energy Power development trend, the manifestation mode of this trend is that student predicts achievement.In the present embodiment, look into according to standardized normal distribution table Biao Ke get, the P=0.45053. corresponding as Z=1.65 are because of Z_in＞ 0, Z_inCorresponding p=95.053. is according to reference to mark Percentile rank, 93.683 ＜ 95.053 ＜ 95.206, the prediction mathematics branch achievement obtaining this student's junior three is that 111-112 divides.

In the present embodiment, the school grade that school grade is student's junior three of year in junior middle school level segment prediction.The school grade of prediction is one Individual mark is interval.Have evaluated the learning ability development trend of this Student Mathematics branch.

Embodiment 2

Certain high two student's natural sciences is totally learnt by a kind of method assessing students' learning ability development trend provided according to the present invention Ability development trend is estimated.

Mainly comprise the steps that

(1) carry out encoding, converting by existing for student achievement, it is thus achieved that the learning ability criterion score under the most of the same grade section of student, mark Quasi-ization method is:

$Z_{\mathrm{in}}=\frac{X_{\mathrm{in}}-\stackrel{\‾}{X_n}}{S_n}$

Wherein X_inRepresent the existing achievement of the i-th student of 1 year level segment,Represent the existing one-tenth of student of 1 year level segment Achievement average, s_nRepresent that the existing performance standard of student of 1 year level segment is poor.In the present embodiment, this student existing always Body achievement X_in=530 (full marks 750), student's existing achievement average of place age bracket high twoPlace year Age section high two student's existing performance standard difference s_n=12.8, the learning ability criterion score of this student after standardization Z_in=0.35.

(2) will carry out encoding, converting with reference to achievement, it is thus achieved that the reference achievement percentile rank under specific year, hundred differentiation methods are:

$p=\frac{F_b+\left(\frac{x_i-L}{i}\right)\×f}{N}\×100$

Wherein x_iFor the correspondence under specific year with reference to achievement, f is the number of this achievement place achievement group, and L is that this achievement place becomes The lower limit of achievement group, F_bFor this achievement place achievement group less-than cumulation number, i is achievement group spacing, and N is total number of persons.At this In embodiment, reference achievement x in 2014 years_iWhen=555 (full marks 750), number f=1688 of this achievement place achievement group, The lower limit L=550 of this achievement place achievement group, this achievement place achievement group less-than cumulation number F_b=24645, between achievement group Away from i=10, total number of persons N=40025, this reference achievement percentile rank p=63.683 after percentage.

(3) by learning ability criterion score with carry out mating with reference to achievement percentile rank, comparison, according to standardized normal distribution table Z Value and the corresponding relation of P value, it is thus achieved that with Z_inCorresponding p, obtains corresponding x according to p_i, gained x_iIt it is exactly Students ' Learning energy Power development trend, the manifestation mode of this trend is that student predicts achievement.In the present embodiment, look into according to standardized normal distribution table Biao Ke get, the P=0.13683. corresponding as Z=0.35 are because of Z_in＞ 0, Z_inCorresponding p=63.683. is according to reference to mark Percentile rank, the prediction of overall achievement obtaining this student high three is 555 points.

In the present embodiment, the school grade that school grade is student high three of senior middle school's year level segment prediction.The school grade of prediction is one Individual concrete mark.Have evaluated the learning ability development trend that this student is overall.

The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize description of the invention And the equivalent method made of accompanying drawing content or equivalence flow process conversion, or directly or indirectly it is used in other relevant technical fields, all In like manner it is included in the scope of patent protection of the present invention.

Claims (4)

1. the method assessing students' learning ability development trend, it is characterised in that said method comprising the steps of:

(1) carry out encoding, converting by existing for student achievement, it is thus achieved that the learning ability criterion score under the most of the same grade section of student, mark Quasi-ization method is:

$Z_{\mathrm{in}}=\frac{X_{\mathrm{in}}-\stackrel{\‾}{X_n}}{s_n}$

Wherein X_inRepresent the existing achievement of the i-th student of 1 year level segment,Represent the existing one-tenth of student of 1 year level segment Achievement average, s_nRepresent that the existing performance standard of student of 1 year level segment is poor；

(2) will carry out encoding, converting with reference to achievement, it is thus achieved that the reference achievement percentile rank under specific year, hundred differentiation methods are:

$p=\frac{F_b+\left(\frac{x_i-L}{i}\right)\×f}{N}\×100$

Wherein x_iFor the correspondence under specific year with reference to achievement, f is the number of this achievement place achievement group, and L is that this achievement place becomes The lower limit of achievement group, F_bFor this achievement place achievement group less-than cumulation number, i is achievement group spacing, and N is total number of persons；

(3) by learning ability criterion score with carry out mating with reference to achievement percentile rank, comparison, according to standardized normal distribution table Z Value and the corresponding relation of P value, it is thus achieved that with Z_inCorresponding p, obtains corresponding x according to p_i, gained x_iIt it is exactly Students ' Learning energy Power development trend, the manifestation mode of this trend is that student predicts achievement.

The method of assessment learning ability development trend the most according to claim 1, it is characterised in that described development trend has Stage, concrete divided stages is:

(1) development trend of senior middle school's year level segment assessment shows as the prediction achievement of student high three；

(2) development trend of year in junior middle school level segment assessment shows as the prediction achievement of student's junior three；

(3) development trend of primary school's year level segment assessment shows as the prediction achievement of student six grades.

Student the most according to claim 1 predicts achievement, it is characterised in that described achievement is a concrete mark or one point Number interval.

Student the most according to claim 1 predicts achievement, it is characterised in that described achievement is branch mark or overall score.