Chapter 11.3, Problem 17E

a.

To determine

Find the value of $b_1$.

b.

To determine

Find the residual standard deviation $s_e$.

c.

To determine

Find the sum of squares for x.

d.

To determine

Find the standard error of $b_1,s_b$.

e.

To determine

Find the critical value for a 95% confidence interval of ${\beta }_1$.

f.

To determine

Find the margin of error for a 95% confidence interval of ${\beta }_1$.

g.

To determine

Construct the 95% confidence interval for ${\beta }_1$.

h.

To determine

Test the significance of ${\beta }_1$ using 5% level of significance.