The following table gives information on GPAs and starting salaries (rounded to the nearest thousand dollars) of
Question:
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a. With GPA as an independent variable and starting salary as a dependent variable, compute SSxx, SSyy, and SSxy.
b. Find the least squares regression line.
c. Interpret the meaning of the values of a and b calculated in part b.
d. Calculate r and r2 and briefly explain what they mean.
e. Compute the standard deviation of errors.
f. Construct a 95% confidence interval for B.
g. Test at a 1% significance level whether B is different from zero.
h. Test at a 1% significance level whether p is positive.
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a Let x GPA and y starting salary in thousands of dollars n 7 x 2057 y 322 x 2 638111 y 2 15600 xy 9...View the full answer
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