Question

high_GPA
3.45
2.78
2.52
3.67
3.24
2.1
2.82
2.36
2.42
3.51
3.48
2.14
2.59
3.46
3.51
3.68
3.91
3.72
2.15
2.48
3.09
2.71
2.46
3.32
3.61
3.82
2.64
2.19
3.34
3.48
3.56
3.81
3.92
4
2.52
2.71
3.15
3.22
2.29
2.03
3.14
3.52
2.91
2.83
2.65
2.41
2.54
2.66
3.21
3.34
3.68
2.84
2.74
2.71
2.24
2.48
3.14
2.83
3.44
2.89
2.67
3.24
3.29
3.87
3.94
3.42
3.52
2.24
3.29
3.41
3.56
3.61
3.28
3.21
3.48
3.62
2.92
2.81
3.11
3.28
2.7
2.62
3.72
3.42
3.51
3.28
3.42
3.9
3.12
2.83
2.09
3.17
3.28
3.02
3.42
3.06
2.76
3.19
2.23
2.48
3.76
3.49
3.07
2.19
3.46

math_SAT
643
558
583
685
592
562
573
559
552
617
684
568
604
619
642
683
703
712
564
557
591
599
607
619
700
718
580
562
683
717
701
691
714
689
554
564
668
691
573
568
607
651
604
560
604
574
564
607
619
647
651
571
583
554
568
574
605
591
642
608
574
643
608
709
691
667
656
554
692
684
717
712
641
675
692
684
564
554
685
671
571
582
621
651
673
651
672
591
582
609
554
612
628
567
619
691
564
650
551
568
605
692
680
617
516

verb_SAT

589

512

503

602

538

486

548

536

583

591

649

592

582

624

619

642

684

652

501

549

584

562

619

558

721

732

538

507

648

724

714

684

706

673

507

543

604

662

591

517

624

683

583

542

617

548

500

528

573

608

683

543

510

538

519

602

619

584

608

573

538

607

649

688

645

583

609

542

563

672

649

708

608

632

698

609

591

509

694

609

503

591

589

642

681

640

607

587

612

555

480

590

580

602

623

683

549

684

554

541

590

683

692

503

528

cs_GPA

3.76

2.87

2.54

3.83

3.29

2.64

2.86

2.03

2.81

3.41

3.61

2.48

3.21

3.52

3.41

3.52

3.84

3.64

2.14

2.21

3.17

3.01

3.17

3.01

3.72

3.78

2.51

2.1

3.21

3.68

3.48

3.71

3.81

3.84

2.09

2.17

2.98

3.28

2.74

2.19

3.28

3.68

3.17

3.17

3.31

3.07

2.38

2.94

2.84

3.17

3.72

2.17

2.42

2.49

3.38

2.07

3.22

2.71

3.31

3.28

3.19

3.24

3.53

3.72

3.98

3.09

3.42

2.07

3.17

3.51

3.49

3.51

3.4

3.38

3.54

3.48

3.09

3.14

3.28

3.41

3.02

2.97

4

3.34

3.28

3.32

3.51

3.68

3.07

2.78

3.68

3.3

3.34

3.17

3.07

3.19

2.15

3.11

2.17

2.14

3.74

3.27

3.19

2.98

3.28

univ_GPA
3.52
2.91
2.4
3.47
3.47
2.37
2.4
2.24
3.02
3.32
3.59
2.54
3.19
3.71
3.58
3.4
3.73
3.49
2.25
2.37
3.29
3.19
3.28
3.37
3.61
3.81
2.4
2.21
3.58
3.51
3.62
3.6
3.65
3.76
2.27
2.35
3.17
3.47
3
2.74
3.37
3.54
3.28
3.39
3.28
3.19
2.52
3.08
3.01
3.42
3.6
2.4
2.83
2.38
3.21
2.24
3.4
3.07
3.52
3.47
3.08
3.38
3.41
3.64
3.71
3.01
3.37
2.34
3.29
3.4
3.38
3.28
3.31
3.42
3.39
3.51
3.17
3.2
3.41
3.29
3.17
3.12
3.71
3.5
3.34
3.48
3.44
3.59
3.28
3
3.42
3.41
3.49
3.28
3.17
3.24
2.34
3.28
2.29
2.08
3.64
3.42
3.25
2.76
3.41

Question 1

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We are trying to come up with a regression model that predicts university GPA. Is high school GPA a significant predictor for university GPA?

Select one:

a. Yes

b. No

Question 2

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We are trying to come up with a regression model that predicts university GPA. What is the proportion of the variation in univ_GPA that can be explained by high_GPA?

Select one:

a. 0.61

b. 0.78

c. 0.28

d. 0.72

Question 3

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We are trying to come up with a regression model that predicts university GPA. What is the correlation coefficient between univ_GPA and high_GPA?

Select one:

a. 0.61

b. 0.78

c. 0.28

d. 0.72

Question 4

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We are trying to come up with a regression model that predicts university GPA. What is the correct regression equation for this model?

Select one:

a. 1.09 + 0.67x

b. 0.67 + 1.09x

c. 0.05 + 0.16x

d. 0.16 + 0.05x

Question 5

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We are trying to come up with a regression model that predicts university GPA. What is the expected univ_GPA for a student with a high_GPA of 3.50?

Select one:

a. 3.44

b. 2.78

c. 3.02

d. 3.92

Question 6

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We are trying to come up with a regression model that predicts computer science GPA. Is math_SAT a significant predictor for CS_GPA?

Select one:

a. Yes

b. No

Question 7

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We are trying to come up with a regression model that predicts computer science GPA. What is the proportion of the variation in CS_GPA that can be explained by math_SAT?

Select one:

a. 0.47

b. 0.37

c. 0.68

d. 0.98

Question 8

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We are trying to come up with a regression model that predicts computer science GPA. What is the correlation coefficient between CS_GPA and math_SAT?

Select one:

a. 0.47

b. 0.37

c. 0.69

d. 0.98

Question 9

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We are trying to come up with a regression model that predicts computer science GPA. What is the correct regression equation?

Select one:

a. -0.93 + 0.0065x

b. -0.93x + 0.0065

c. 0.42 + 0.0007x

d. 0.0007 + 0.42x

Question 10

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We are trying to come up with a regression model that predicts computer science GPA. What is the expected CS_GPA for a student with a math_SAT of 600?

Select one:

a. 2.97

b. 3.21

c. 2.87

d. 3.42

question 1

We are trying to come up with a regression model that predicts university GPA. Is high school GPA a significant predictor for university GPA?

Select one:
a. Yes
b. No
Question 2
Not yet answered
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Question text
We are trying to come up with a regression model that predicts university GPA. What is the proportion of the variation in univ_GPA that can be explained by high_GPA?

Select one:
a. 0.61
b. 0.78
c. 0.28
d. 0.72
Question 3
Not yet answered
Marked out of 1.00
Not flaggedFlag question
Question text
We are trying to come up with a regression model that predicts university GPA. What is the correlation coefficient between univ_GPA and high_GPA?

Select one:
a. 0.61
b. 0.78
c. 0.28
d. 0.72
Question 4
Not yet answered
Marked out of 1.00
Not flaggedFlag question
Question text
We are trying to come up with a regression model that predicts university GPA. What is the correct regression equation for this model?

Select one:
a. 1.09 + 0.67x
b. 0.67 + 1.09x
c. 0.05 + 0.16x
d. 0.16 + 0.05x
Question 5
Not yet answered
Marked out of 1.00
Not flaggedFlag question
Question text
We are trying to come up with a regression model that predicts university GPA. What is the expected univ_GPA for a student with a high_GPA of 3.50?

Select one:
a. 3.44
b. 2.78
c. 3.02
d. 3.92

question 6

We are trying to come up with a regression model that predicts computer science GPA. Is math_SAT a significant predictor for CS_GPA?

Select one:
a. Yes
b. No
Question 7
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Question text
We are trying to come up with a regression model that predicts computer science GPA. What is the proportion of the variation in CS_GPA that can be explained by math_SAT?

Select one:
a. 0.47
b. 0.37
c. 0.68
d. 0.98
Question 8
Not yet answered
Marked out of 1.00
Not flaggedFlag question
Question text
We are trying to come up with a regression model that predicts computer science GPA. What is the correlation coefficient between CS_GPA and math_SAT?

Select one:
a. 0.47
b. 0.37
c. 0.69
d. 0.98
Question 9
Not yet answered
Marked out of 1.00
Not flaggedFlag question
Question text
We are trying to come up with a regression model that predicts computer science GPA. What is the correct regression equation?

Select one:
a. -0.93 + 0.0065x
b. -0.93x + 0.0065
c. 0.42 + 0.0007x
d. 0.0007 + 0.42x
Question 10
Not yet answered
Marked out of 1.00
Not flaggedFlag question
Question text
We are trying to come up with a regression model that predicts computer science GPA. What is the expected CS_GPA for a student with a math_SAT of 600?

Select one:
a. 2.97
b. 3.21
c. 2.87
d. 3.42

Answer 1

Solution: Question 1:

We are trying to come up with a regression model that predicts university GPA. Is high school GPA a significant predictor for university GPA?

Answer: a. Yes

Question 2:

We are trying to come up with a regression model that predicts university GPA. What is the proportion of the variation in univ_GPA that can be explained by high_GPA?

Answer: a. 0.61

Question 3:

We are trying to come up with a regression model that predicts university GPA. What is the correlation coefficient between univ_GPA and high_GPA?

Answer: b. 0.78

Question 4:

We are trying to come up with a regression model that predicts university GPA. What is the correct regression equation for this model?

Answer: a. 1.09 + 0.67x

Question 5:

We are trying to come up with a regression model that predicts university GPA. What is the expected univ_GPA for a student with a high_GPA of 3.50?

Answer: a. 3.44

Question 6:

We are trying to come up with a regression model that predicts computer science GPA. Is math_SAT a significant predictor for CS_GPA?

Answer: a. Yes

Question 7:

We are trying to come up with a regression model that predicts computer science GPA. What is the proportion of the variation in CS_GPA that can be explained by math_SAT?

Answer: a. 0.47

Question 8:

We are trying to come up with a regression model that predicts computer science GPA. What is the correlation coefficient between CS_GPA and math_SAT?

Answer: c. 0.69

Question 9:

We are trying to come up with a regression model that predicts computer science GPA. What is the correct regression equation?

Answer: a. -0.93 + 0.0065x

Question 10:

We are trying to come up with a regression model that predicts computer science GPA. What is the expected CS_GPA for a student with a math_SAT of 600?

Answer: a. 2.97