Question: In a test of the Atkins weight loss program, 40 individuals participated in a randomized trial with overweight adults. After 12 months, the mean weight

In a test of the Atkins weight loss program, 40 individuals participated in a randomized trial with overweight adults. After 12 months, the mean weight loss was found to be 2.1 lb, with a standard deviation of 4.8 lb.

a. What is the best point estimate of the mean weight loss of all overweight adults who follow the Atkins program?

b. Construct a 99% confidence interval estimate of the mean weight loss for all such subjects.

c. Does the Atkins program appear to be effective? Is it practical?

Step by Step Solution

★★★★★

3.54 Rating (164 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a the best point estimate 21 ... View full answer

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 Elementary Statistics Picturing Questions!

In a test of weight loss programs, 40 adults used the Atkins weight loss program. After 12 months, their mean weight loss was found to be 2.1 lb, with a standard deviation of 4.8 lb. Construct a 90%...

In a test of the Weight Watchers weight loss program, weights of 40 subjects are recorded before and after the program. Assume that the before/ after weights result in r = 0.876. Is there sufficient...

In a test of weight loss programs, 40 adults used the Atkins weight loss program. after 12 months, their mean weight loss was found to be 2.1 lb, with a standard deviation of 4.8 lb. construct a 90%...

10) Given the following calculator output, describe your decision about H0 and the claim (if the claim is H1). Use = .05.

**ONLY 12, 14, 16** Construct the confidence interval estimate of the mean.For number 16 we should find the mean and standard deviation. 7-2 Estimating a 12. Atkins Weight Loss Program In a test of...

Answer a question both unit 7.1 , 7.2 20. Mendelian Genetics When Mendel conducted his famous genetics experiments with peas, one sample of offspring consisted of 428 green peas and 152 yellow peas....

answer a question 20. Ages of Race Car Drivers Listed below are the ages {years) of randomly selected race car drivers (based on data reported in USA Today). Construct a 98% condence interval esti-...

Atkins Weight Loss Program In a test of weight loss programs, 40 adults used the Atkins weight loss program. After 12 months, their mean weight loss was found to be 2.1 lb, with a standard deviation...

4.) Atkins Weight Loss Program. In a test of weight loss programs, 40 adults used the Atkins weight loss program. After 12 months, their mean weight loss was found to be 2.2 lb., with a standard...

Dentsply International, Inc. is one of thirteen manufacturers of artificial teeth for use in dentures and other restorative appliances, which it sells to dental products dealers. The dealers then...

Describe CPA diagram Activity Start A B D E F G H I J K L Finish Duration(Days) 0 8 5 6 8 9 3 7 8 9 5 2 3 0 Dependency Start A B, H C D,F C, I Start G H I J J Float

11. A point A(-3, 8) is translated by the translation vector AB = -2 to the point B. Find the -4 coordinates of B.

5. What are the three main reasons why possessions take on special meaning? Some offerings have symbolic meaning. Consumers use some products as conscious or unconscious badges that designate the...

Refer to the accompanying table summarizing service times (seconds) of McDonalds dinners. How many individuals are included in the summary? Is it possible to identify the exact values of all of the...

Heights of adult males are normally distributed. If a large sample of heights of adult males is randomly selected and the heights are illustrated in a histogram, what is the shape of that histogram?

A study has shown that there is a correlation between body weight and blood pressure. Higher body weights are associated with higher blood pressure levels. Can we conclude that gaining weight is a...

Erica has just purchased a new personality from 1 Spy a New You, LLC for $1250. She put exactly 25% down and financed the rest for 10 years at 21% APR. She financed The monthly loan payment is...

Eggz, Incorporated, is considering the purchase of new equipment that will allow the company to collect / oose hen feathers for sale. The equipment will cost $ 4 7 0 , 0 0 0 and will be eligible for...

I need step by step, with all formula: Budget Variance Analysis Using Excel (Descriptive and Diagnostic Analytics) X's City Council will be evaluating costs incurred in the various city departments...