Question 3 SS = 340.700, s, 1.951,9 = 12.45 + 6.32x The information above is obtained from a sample of 16 observations taken from a population. Answer the following questions. a) Find the 99% confidence interval for B. b) Can you conclude that B is positive? Use a significance level of 0.025. c) Is B different from zero. Use a significance level of 0.01. d) By using a significance level of 0.02, test whether B is different from 4.50.

MATLAB: An Introduction with Applications
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Question 3
SS = 340.700, s, 1.951,9 12.45 + 6.32x
The information above is obtained from a sample of 16 observations taken from a population. Answer the
following questions.
a) Find the 99% confidence interval for B.
b) Can you conclude that B is positive? Use a significance level of 0.025.
c) Is B different from zero. Use a significance level of 0.01.
d) By using a significance level of 0.02, test whether B is different from 4.50.
Transcribed Image Text:Question 3 SS = 340.700, s, 1.951,9 12.45 + 6.32x The information above is obtained from a sample of 16 observations taken from a population. Answer the following questions. a) Find the 99% confidence interval for B. b) Can you conclude that B is positive? Use a significance level of 0.025. c) Is B different from zero. Use a significance level of 0.01. d) By using a significance level of 0.02, test whether B is different from 4.50.
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