Question

The following information is obtained for a sample of 100 observations taken from a population.
SSxx = 524.884 se = 1.464, and ŷ = 5.48 + 2.50x
a. Make a 98% confidence interval for B.
b. Test at the 2.5% significance level whether B is positive.
c. Can you conclude that B is different from zero? Use α = .01.
d. Using a significance level of .01, test whether B is greater than 1.75.


$1.99
Sales0
Views27
Comments0
  • CreatedAugust 25, 2015
  • Files Included
Post your question
5000