Question: The following data shows the written and clinical scores of 15 students who sat for a professional licensing examination.

(a). Use SPSS to (i) provide descriptive statistics (mean, standard deviation, correlation); (ii) run simple linear regression; (iii) develop a scattergram with a ‘fitted’ regression line.

(b). Interpret your analysis in terms of (i) what the regression model is, (ii) how good the model is, (iii) the statistical significance of the model, (iv) whether or not written work enhances predication of clinical work.

(c). Predict the clinical score for an examinee who has a written score of 77.

(d). If a student has a written score of 70, how likely will he/she have a clinical score of 75 or higher?

DATA:

Examinee Written (X) Clinical (Y)

A 85 89

B 76 71

C 92 90

D 60 53

E 81 88

F 84 85

G 95 98

H 56 62

I 76 79

J 68 62

K 93 92

L 71 75

M 88 90

N 69 78

O 80 91