Question

The following data are the monthly salaries y and the grade point average for students who obtained a bachelor's degree in business administration with a major in information systems

GPA   

2.6

3.4

3.6

3.2

3.5

Monthly salary

3300

3600

4000

3500

3900

3600

Question

1 What is estimate of b1 equal to?

a) 351.1

b) 581.1

c) 842.5

d) 15.8

2) What is estimate of bo equal to?

a) 1290.5

b) 1790.5

c) 1415.8

d) 1612.8

3) What is the value of the coefficient of determination r sq

a) 0.746

b) 0.89

c) -0.780

d) 0.955

Answer 1

Answer:

1) Estimation of b1= 581.1

(Option b)

2 )Estimation of b0= 1790.5

(Option b)

3) r = 0.8636

r^2 = (0.8636)2

= 0.746

(Option a)