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Q12: The following data are from a study of the relationship between average consumption of saturated...

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Q12: The following data are from a study of therelationship between average consumption of saturated fat (ingrams) and cholesterol level (in milligram per hundred milliliters)of eight males:

Subject12345678
Fat consumption (x)5565503443587236
Cholesterol level (y)180215195165170204235150

Below are some of the summaries of this data:

∑?=413, ∑?=1514, ????=1277.875, ????=5591.5 and ????=2536.75

(a) Compute the estimates of regression coefficients β0 and β1and write the fitted regression line.

(b) Does the amount of fat consumption determine the cholesterollevel? Carry out a hypothesis test to support your answer at 2%significance level.

(c) Construct a 98% confidence interval for β1.

(d) Calculate the variability in the cholesterol level notexplained by the amount of fat consumption and interpret it.

Answer & Explanation Solved by verified expert
4.2 Ratings (813 Votes)
Above problem is solved using Minitab output of Minitab isattached belowa Beta 0 868 Beta    See Answer
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