Question: PLEASE ADD ALL THE CALCITION AND EXPLATION SO THAT I CAN LEARN FROM THIS EXERCISE. THANK YOU SO MUCH. Question1 Let? be the mean level

PLEASE ADD ALL THE CALCITION AND EXPLATION SO THAT I CAN LEARN FROM THIS EXERCISE.

THANK YOU SO MUCH.

Question1

Let? be the mean level of Testosterone in the blood for young males (in units nmol/L). It is of interest to know whether these mean levels have changed over time from the historical value of Testosterone.

LetX denote the level of Testosterone in the blood of a random selected young male. A random sample of Testosterone fromn=21

n=21individuals is taken from the population of young males. The data is stored in the fileblood.txt. Assuming each observation is independent and identically distribtuedN(?,?2) complete the exercises below.

PLEASE ADD ALL THE CALCITION AND EXPLATION SO THAT I CAN LEARNFROM THIS EXERCISE.THANK YOU SO MUCH.Question1Let? be the mean level of Testosteronein the blood for young males (in units nmol/L). It is of

test 23.458 21.469 26.3 26.283 27.098 21 .301 24 . 412 27.409 21 . 825 26.407 25.822 22.958 22.971 22. 015 21 . 518 24 . 104 31. 18 22. 611 23.785 20.479 21. 873

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