Question

Asked Nov 18, 2019

2 views

Question 4 in image

Step 1

4.

Step-by-step procedure to obtain the 90% confidence interval for mean difference in effectiveness of two diets using Excel Mega stat:

- Enter the data into Excel spreadsheet.
- Click on Hypothesis tests and select on Compare two independent groups.
- Select the ranges of group1 and group2.
- Select hypothesized
**difference 0**and alternative as**not equal**. - Select 90% confidence interval.
- Click ok.

Step 2

The output obtained using Excel Mega s...

Tagged in

Find answers to questions asked by student like you

Show more Q&A

Q: In a nursing home study, the researchers found that 15 out of 34 randomly selected small nursing hom...

A: Let P1 be the proportion of small nursing homes had a resident vaccination rate less than 80%Let P2 ...

Q: Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed wit...

A: a:Denote X as the distance travelled (feet) by a randomly hit fly ball. It is given that X has a nor...

Q: Question 2 in image

A: The formula for finding average is shown below:

Q: The Rocky Mountain district sales manager of Rath Publishing Inc., a college textbook publishing com...

A: Introduction:When the population standard deviation is unknown and the sample standard deviation mus...

Q: Under what conditions should you use the pooled-variance t test to examine possible differences in t...

A: Two samples are said to be independent if the sample values selected from one population are not rel...

Q: find the critical value Z of alpha over 2 used to construct a confidence interval of 94%

A: Given that,Confidence level = 94%So, significance level is,Significance level = 1- Confidence level ...

Q: The percent of fat calories that a person in America consumes each day is normally distributed with ...

A: Standard normal distribution:The standard normal distribution is a special case of normal distributi...

Q: Could you do question 1, a b and c?

A: Sample space: In probability theory, the sample space of a random experiments is set of all ...

Q: The average price of a college math textbook is $174 and the standard deviation is $23. Suppose that...

A: 1.In this context, it is given that the average price of a college math textbook is $174 correspondi...