A study is run comparing hdl cholesterol levels between men, Ask an Expert

Statistics

A study is run comparing HDL cholesterol levels between men who exercise regularly and those who do not. The data are shown below. The pooled standard deviation is 12.04.

Regular Exercise	N	Mean
Yes	35	48.5
No	120	56.9

Researchers believe there is a difference between men who exercise and those who do not. What is the appropriate critical value to run a hypothesis test at the alpha level=0.05?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91007044

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

According to a january 2013 survey by the pew research

According to a January 2013 survey by the Pew Research Center, the percentage of Americans who trust the government in Washington has decreased steadily since Bill Clinton left office.6 Today, approximately 30% of Americ ...

Heightnbspinnbspinchesnbsp69nbsp67nbsp69nbsp71nbsp70nbsp72nb

Height in inches 69 67 69 71 70 72 Weight in lbs 164 161 189 192 184 198 a) Find the equation of the regression line with height as the explanatory variable and use the regression line to find the predicted ...

How could legislation impact on operations within your

How could legislation impact on operations within your organisation in relation to innovation, project management, and operational planning? Briefly outline any relevant requirements (e.g. intellectual property, WHS).

How does sampling distribution from an area such as

How does sampling distribution from an area such as business, and sports, used in marketing

Thirty-eight percent of consumers prefer to purchase

Thirty-eight percent of consumers prefer to purchase electronics online. You randomly select 16 consumers. Find the probability that the number who prefer to purchase electronics online is at most 5.

1i your company currently hasnbsp1000nbspparnbsp65

1 i. Your company currently has $1,000 ?par, 6.5 % coupon bonds with 10 years to maturity and a price of $1,082. If you want to issue new? 10-year coupon bonds at? par, what coupon rate do you need to? set? Assume that f ...

On average the parts from a supplier have a mean of 975

On average, the parts from a supplier have a mean of 97.5 inches and a standard deviation of 12.2 inches. Find the probability that a randomly selected part from this supplier will have a value between 85.3 and 109.7 inc ...

Suppose that the weight of all navel oranges is normally

Suppose that the weight of all navel oranges is normally distributed with mean of 8 ounces, if we know that the percentage of oranges that weigh less than 8.7 ounces is 68% find the standard deviation?

The statistical and regression questions are listed

The statistical and regression questions are listed below: What is the value of the simple correlation between TICKETS and COST? If you are able to determine the answer, is showing the film in more theatres associated wi ...

A bank contains 2 quarters 5 dimes and 3 nickels you draw

A bank contains 2 Quarters, 5 dimes, and 3 Nickels. You draw two coins at random. Determine the probability distribution for the sum of the two coins drawn

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert