Question: I need help solving this question please? A doctor wants to estimate the HDL cholesterol of all 20 to 20 year old females.How many subjects

I need help solving this question please?

A doctor wants to estimate the HDL cholesterol of all 20 to 20 year old females.How many subjects are needed within 3 points with a 99% confidence with a standard deviation of 12.3?

A 99%confidence level requires how many subjects?

A 90% confidence level requires how many subjects?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

1.A doctor wants to estimate the HDL cholesterol of all20- to29-year-old females. How many subjects are needed to estimate the HDL cholesterol within 3 3 points with 99 % 99% confidence assuming...

A doctor wants to estimate the HDL cholesterol of all20- to29-year-old females. How many subjects are needed to estimate the HDL cholesterol within 3 3 points with 99 % 99% confidence assuming sigma...

A doctor wants to estimate the HDL cholesterol of all20- to29-year-old females. How many subjects are needed to estimate the HDL cholesterol within 2 points with 99 % confidence assuming sigma equals...

A researcher wishes to estimate, with 95% confidence, the population proportion of adults who are confident with their country's banking system. His estimate must be accurate within 5% of the...

1. Find the critical value z Subscript czc necessary to form a confidence interval at the level of confidence shown below. c=0.87 z Subscript czc= nothing (Round to two decimal places as needed.) 2....

doctor wants the estimate the HDL cholesterol of all 20 to 29 year old females. How many subjects are needed to estimate the HDL cholesterol within 3 points with 99% confidence assuming o=18.2?...

1) The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. a) For a sample of n=64, find the...

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 =17.5?...

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 2 points with 99 % confidence assuming...

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 2 points with 99 % confidence assuming sigma=...

In Exercise 5 of Chapter 13, you downloaded the time series of US CPI and GDP and constructed the inflation rate and GDP growth. For each, calculate the unconditional mean, and compute the...

Use language interpolation to construct an approximation to with nodes at x = -1, 1-1/2, 1/2 and 1. dr

Question 2 5 5 pts Multiple Choice: According to Bales and Soodalter, what is a "john school"? An education program for men who have been arrested for buying sex. An anti - tramickig course for ER...

$39 The company controller has set the revenue target for 2023 at $10,062,000 (or 55,900 pairs). He belicves an additional marketing cost of $446,000 for advertising in 2023 , with all other costs...