Linear-Exponential-Model-with-Residuals-

Using the admission dataset. Reply the following questions. Using R.

1) Test if there is any relation (linear or exponential) between the following pair of variables:

a) SSC Marks Obtained and NU_BS_Test Marks

b) SSC Marks Obtained and NU_BS_Test Marks

c) SSC Marks Obtained and HSSC Marks Obtained

2) Plot the residual plots for the parts in Question No 1

3) Calculate r2 the each part of question no 1 and confirm it by calculating the same by using the

residuals.

Description of the fields:

ARN - ID of the student

City_Permanent – Self explanatory

City_Current - Self explanatory

STATUS_ID - Integer IDs to represent different stages of status (1-10)

STATUS – Status description

Campus_IST - First campus preference

Campus_2ND - Second campus preference

Campus_3RD - Third campus preference

Campus_4TH - Fourth campus preference

Discipline_IST – First discipline preference

Discipline_2ND – Second discipline preference

Discipline_3RD – Third discipline choice

Discipline_4TH – Fourth discipline choice

BOARD_MATRIC – SSC board

YEAR_MATRIC – Year of SSC passing

INST_MATRIC – Institute of SSC

SSC_OLEVEL - SSC or O-level

SSC_TOT – SSC total marks

SSC_OBT – SSC obtained marks

BOARD_HSSC – HSSC board

YEAR_HSSC - Passing year of HSSC

INST_HSSC - Institute of HSSC

HSSC_ALEVEL – HSSC or A-Level

HSSC_TOT - HSSC total marks

HSSC_OBT – HSSC marks obtained

NTS_MARKS – Marks obtained in NTS exam

TEST_CENTER – Test center for NTS exam

NU_BBA_TEST_MARKS - Marks obtained in NUCES test for BBA

NU_BS_TEST_MARKS – Marks obtained in the NUCES test for BS

SAT_1_TOTAL – Total marks of SAT 1 exam

SAT_1_OBTAINED - Marks obtained in SAT 1

SAT_2_TOTAL – Total marks of SAT 2 exam

SAT_2_OBTAINED - Marks obtained in the SAT 2 exam

MERIT_NTS_MARKS – Merit marks on the basis of NTS

MERIT_NU_BA_MARKS - Merit marks on the basis of NUCES BBA test

MERIT_NU_BS_MARKS - Merit marks on the basis of NUCES BS test

NTS_CAMP_SEL – Admission the campus offered on the basis of NTS merit

NTS_DISC_SEL – Admission in the discipline offered on the basis of NTS merit

NU_CAMP_SEL – Admission in the campus offered on the basis of NUCES merit

NU_DISC_SEL – Admission in the discipline offered on the basis of NUCES merit

ADM_CAMPUS – Admitted Campus

ADM_PROGRAM – Admitted Program

DEGREE_STATUS – Current degree status

CGPA – Current CGPA

Author

Kheem Dharmani