When 40 people used the weight watchers diet for one year, Ask an Expert

Statistics

When 40 people used the Weight Watchers diet for one year, their weight losses had a standard deviation of 4.9 lb (based on data from "Comparision of the Atkins, Ornish, Weight Watchers, abd Zone Diets for Weight Loss and Heart Disease Reduction, ") by Dansinger, et al., Journal of American Medical Association, Vol. 293, No. 1) Use a 0.01 significance level to test the cliam that the amounts of weight loss have a standard deviation equal to 6.0lb, which appears to be the standard deviation for the amounts of weight loss with the Zone diet.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9369833

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Retail stores experience their heaviest returns on december

Retail stores experience their heaviest returns on December 26th and December 27th each year. The distribution for the Number of Items Returned (X) for Hilldale Macy's on those days last year is given in the table below. ...

An fbi survey shows that about 70 of all property crimes go

An FBI survey shows that about 70% of all property crimes go unsolved. Suppose that in your town 10 such crimes are committed and they are each deemed independent of each other. What is the expected number of crimes that ...

Please help me find out how to calculate stock pricewhat is

Please help me find out how to calculate stock price. "What is the price of Company A's stock.We know company A pay dividend twice a year. And its beta=1.5 Government bond's Coupon is 8.8 and Yield is 5%(which one you sh ...

Across the nine cities in multilevel multivariate analysis

Across the nine cities, in multilevel, multivariate analysis, controlling for income inequality (GINI coefficient), percent living in poverty and percent Non-Hispanic Black population, the ZIP code level overall HIV diag ...

According to the center for disease control the mean total

According to the center for Disease Control, the mean total cholesterol for men between the ages of 20-29 is 180 milligrams per deciliter with a standard deviation of 36.2. A healthy total cholesterol level is less than ...

Homework -the linear probability model who smokes and who

HOMEWORK - The Linear Probability Model: Who smokes and who doesn't? The EXCEL file firm-smoke_homework9 contains data from a survey on smoking behavior among employees in a large firm. Use the data provided, read the ac ...

Amy wants to deposit money each year for the next five

Amy wants to deposit money each year for the next five years and each deposit to have $30,000 in real dollars currently and the inflation rate is 3% per year and the nominal interest rate is 9.18%. (Round off all answers ...

In a survey of women in a certain country ages 20-29 the

In a survey of women in a certain country? (ages 20-?29), the mean height was 65.3 inches with a standard deviation of 2.71 inches. Answer the following questions about the specified normal distribution. ?(a) What height ...

If the return on stock a in year 1 was 11 in year 2 was

If the return on stock A in year 1 was 11 %, in year 2 was -10 %, in year 3 was -4 % and in year 4 was 2 %, what was the standard deviation of returns for stock A over this four year period? (Round your answer to 1 decim ...

Suppose a researcher is interested in the number of good

Suppose a researcher is interested in the number of good versus bad dreams that students have during final exam week. The researcher states that p = 0.52 that a student will have a bad dream during final exam week. (a) ...

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