A doctor wants to estimate the mean HDL cholesterol of all 20 needed to estimate...

90.2K

Verified Solution

Question

Statistics

image

A doctor wants to estimate the mean HDL cholesterol of all 20 needed to estimate the mean HDL cholesterol within 3 points with 99 confidence assumi earlier studies Suppose the doctor would be content with 90 confidence How does the decrease in confide affect the sample size required Click the icon to view a partial table of critical values A 99 confidence level requires 191 subjects Round up to the nearest subject A 90 confidence level requires subjects Round up to the nearest subject Partial Critical Value Table Level of Confidence 1 x 100 90 95 99 Area in Each Tail 0 05 0 025 0 005 2 Critical Value Z 2 1 645 1 96 2 575 I X

Answer & Explanation Solved by verified expert
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students