Question: When the GSS asked in 2004, About how many hours per week do you spend sending and answering e-mail? the eight males in the sample

When the GSS asked in 2004, €œAbout how many hours per week do you spend sending and answering e-mail?€ the eight males in the sample of age at least 75 responded:
0, 1, 2, 2, 7, 10, 14, 15.
a. The TI €“ 83 + /84 screen shot shows results of a statistical analysis for finding a 90% confidence interval. Identify the results shown and explain how to interpret them.
b. Find and interpret a 90% confidence interval for the population mean.
c. Explain why the population may be skewed right. If this is the case, is the interval you obtained in part b useless, or is it still valid? Explain.

TInterval 2.34, 10.41 X-6.38 5x 6.02 n8. 00

Step by Step Solution

★★★★★

3.42 Rating (165 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a The first result is a 90 confidence interval for the mean hours spent per week sending and answeri... 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

Document Format (1 attachment)

531-M-S-S-I (2732).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

How many hours per week do you spend on e-mail? In 2010, the GSS included a question on number of hours spent on e-mail. Data are presented here for a sample of 99 men and women. E-mail hours per...

When the GSS asked n = 1050 people in 2012, About how many hours per week do you spend sending and answering e-mail? (EMAILHR), the summary statistics were xÌ = 6.89 and s = 13.05. TI output...

The GSS asked in 2008, On the average day about how many hours do you personally watch television? Software reports the results for females, a. Would you expect that TV watching has a normal...

When the GSS asked in 2004, About how many hours per week do you spend sending and answering e-mail? the results were as shown in the TI 83 + /84 screen shot. Explain how to interpret the information...

When the GSS asked in 2012, About how many hours per week do you spend sending and answering e-mail? the nine males in the sample of age at least 80 responded: 0, 0, 0, 1, 2, 3, 4, 4, 13 a. The...

When a survey asked, "About how many hours per week do you spend sending and answering e-mail?" the 7 females in the survey sample of age at least 80 had the following responses Use the data to...

When a survey asked, "About how many hours per week do you spend sending and answering e-mail?" the 7 females in the survey sample of age at least 80 had the following responses.Use the data to...

8.78 Grandpas using e-mail When the GSS asked in 2012, About how many hours per week do you spend sending and answering e-mail? the nine males in the sample of age at least 80 responded: 0, 0, 0, 1,...

8.36 Time spent on e-mail When the GSS asked n = 1050 people in 2012, About how many hours per week do you spend sending and answering e-mail? (EMAILHR), the summary statistics were x = 6.89 and s =...

In a study done in 2006, it was asked: "Approximately how many hours per week do you spend sending and responding to email?" In a sample of eight men over 75 years old answered: (use 4 decimal...

Whats next for Apple? Should it continue to move away from computers and toward more new handheld devices?

For each of the following transcription factors, how would eukaryotic transcriptional initiation be affected if it were missing? A. TFIIB B. TFIID C. TFIIH

Apart from the lender and the borrower, who else must sign a subordination agreement for it to be effective? Any guarantors. The creditor, or creditors, whose loans are being subordinated. Providers...

Warranty Disclaimers. Tandy purchased a washing machine from Marshall Appliances. The sales contract included a provision explicitly disclaiming all express or implied warranties, including the...

9.49 Errors in medicine Consider the test of H0: The new drug is safe against Ha: the new drug is not safe. a. Explain, in context, the conclusion of the test if H0 is rejected. b. Describe, in...

9.51 Detecting pregnancy Home pregnancy tests claim an accuracy rate of over 99%. A positive test does turn out later to be a false positive. There are several reasons why a woman may obtain a...

9.52 Which error is worse? Which error, Type I or Type II, would usually be considered more serious for decisions in the following tests? Explain why. a. A trial to test a murder defendants claimed...

Points: 0 of 6 Save Assume that the sample is a simple random sample obtained from a normally distributed population of IQ scores of statistics professors. Use the table below to find the minimum...

Please complete questions and show work with problems please and thank you in advance 1. Determine whether the data described are continuous, discrete, nominal or ordinal: a) (2 points) Brands of...

First Simple Bank pays 9.2 percent simple interest on its investment accounts. First Complex Bank pays interest on its accounts compounded annually. Required: What rate should the bank set if it...