Best writers. Best papers. Let professionals take care of your academic papers

Order a similar paper and get 15% discount on your first order with us
Use the following coupon "FIRST15"
ORDER NOW

A doctor wants to estimate the HDL cholesterol

/in /by

A doctor wants to estimate the HDL cholesterol of

all​ 20- to​ 29-year-old females. How many subjects are needed to estimate the HDL cholesterol within 4 points with 99% confidence assuming sigma equals 17.4 question mark

σ=17.4? Suppose the doctor would be content with 95% confidence. How does the decrease in confidence affect the sample size​ required?

A​ 99% confidence level requires

____ subjects?

​(Round up to the nearest whole number as​ needed.)

95% confidence level requires ____ subjects.?

​(Round up to the nearest whole number as​ needed.)

How does the decrease in confidence affect the sample size​ required?

A.

The lower the confidence level the larger the sample size.

B.

The sample size is the same for all levels of confidence.

C.

The lower the confidence level the smaller the sample size.

 
Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code "Newclient"