STT051 Inferential Statistics and Biometry Final Examination June 3, 2022 GENERAL INSTRUCTION. Answer the following problems and show your complete solution including the formula used in the problem. MAGIC is strictly prohibited!6. Consider the following data for total cholesterol levels of twins reared apart, by gender. Men Women Mean 253 .3 271.0 Std. Deviation 44.1 44. 1 a 44 48 a) Construct the 99% condence interval for the true difference of mean cholesterol. b) Test the hypothesis that men have higher cholesterols than women at 0.01 level