Decrease in confidence affect the sample size required, Basic Statistics

Decrease in confidence affect the sample size required

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 3 points with 99% confidence assuming Î±= 18.9? Suppose the doctor would be content with 90% confidence. How does the decrease in confidence affect the sample size required?

Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Decrease in confidence affect the sample size required

Reference No:- TGS0743192

Expected delivery within 24 Hours

Have a Question? (oR Write a Review)

Write atleast 100 words!!

Recent Questions Asked Basic Statistics

Q : Test standardized test

In a recent year, scores on a standardized test for high school student with a 3.50 to 4.00 grade point average were normally distributed, with a mean of 39.4 and a standard deviation of 2.3.A student with a 3.5 to 4.00 grade point average who too

Q : Sat verbal scores are randomly

What percent of the SAT verbal scores are less than 550? If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 525?

Q : Shows ceremonial ranking and type of pottery

The following table shows ceremonial ranking and type of pottery sherd for a random sample of 434 sherds at a location in the Sand Canyon Archaeological Project, Colorado Use a chi-square test to determine if ceremonial ranking and pottery type ar

Q : How much water will exit the tank during filling process

Water with a density of 62.4 lbm/ft3 enters a 36" diameter cylindrical container at 85 gpm. How much water will exit the tank during this filling process?

Q : Decrease in confidence affect the sample size required

Q : Problem related to frequency of the siren

The frequency of the siren sound she hears is 8.5 hz, and as soon as the car passes her by, the frequency of the siren sound she hears becomes 75 hz. Knowing that sound travels through air with the speed of 340 m/s, find the following:

Q : Determining regression equation

How much smaller will your error be if you use the regression equation than if you merely used the overall mean creativity score as the predicted score for all participants?

Q : What is the ka of the conjugate acid of the unknown base

0.300 moles of an unknown monobasic weak acid are added to 1.20 L of water. The resulting solution has a pH of 8.800. What is the Ka of the conjugate acid of the unknown base? Assume no change in volume.

Q : Null hypothesis and alternative hypothesis

A light bulb manufacturer guarantees that the mean life of a certain type of light bulb is at least 875 hours .A random sample of 58 light bulbs has a mean life of 852 hours with a standard deviation of 95 hours. Do you have enough evidence to rej

1932426

Questions
Asked

3,689

Active Tutors

1440798

Questions
Answered

Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!

ask Question

Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Decrease in confidence affect the sample size required

Reference No:- TGS0743192

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Test standardized test

Q : Sat verbal scores are randomly

Q : Shows ceremonial ranking and type of pottery

Q : How much water will exit the tank during filling process

Q : Decrease in confidence affect the sample size required

Q : Problem related to frequency of the siren

Q : Determining regression equation

Q : What is the ka of the conjugate acid of the unknown base

Q : Null hypothesis and alternative hypothesis

Patient noticed that his skin is redder than normal

What if patient has excessive dryness of the skin

How interconnected health technology really is

Male in hematology clinic with signs of progressive fatigue

Patient complains of diaphoresis, fatigue, abdominal pain

Patient been getting chest pains at weird times

Neurological nurse cares for clients having seizure disorder

Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Decrease in confidence affect the sample size required

Reference No:- TGS0743192

Recent Questions Asked Basic Statistics

Q : Test standardized test

Q : Sat verbal scores are randomly

Q : Shows ceremonial ranking and type of pottery

Q : How much water will exit the tank during filling process

Q : Decrease in confidence affect the sample size required

Q : Problem related to frequency of the siren

Q : Determining regression equation

Q : What is the ka of the conjugate acid of the unknown base

Q : Null hypothesis and alternative hypothesis

Asked Questions