1. Math
  2. Statistics And Probability
  3. homework 32 mystatlab module three problem set score 0 of...

Question: homework 32 mystatlab module three problem set score 0 of...

Question details

Homework: 3-2 MyStatLab: Module Three Problem Set Score: 0 of 5 pts 9.2.41 Sav 14 of 14 (13 complete) HW Score: 70.52%, 45.84 of 65 , Question Help A doctor wants to estimate the mean HDL cholesterol of all 20- to 29-year-old females. How many subjects are needed to estimate the mean HDL cholesterol with 4 points with 99% confidence assuming s . 15.5 based on earlier studies? Suppose the doctor would be content with 95% confidence. How does the decrease in confidence affect the sample size required? Click the icon to view a partial table of critical values. A 99% confidence level requires subjects (Round up to the nearest subject.) Partial Critical Value Table Area in Each Tail, Critical Value, zu/2 Level of Confidence, (1-а). 100% 90% 95% 99% 0.05 0.025 0.005 1.645 1.96 2.575 Print Done
Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution