Internet is 13.4 hours per week with the sample standard, Ask an Expert

Statistics

Sample of 352 subscribers to Wired magazine illustrates the mean time spent using Internet is 13.4 hours per week, with the sample standard deviation of 6.8 hours. Determine the 95 percent confidence interval for mean time Wired subscribers spend on Internet.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9378980

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The service manager for anbspcar dealership reviewed sales

The service manager for a car dealership reviewed sales records of the past 25 sales of new cars to determine the number of warranty repairs he will be called on to perform in the next 90 days. Corporate reports indicate ...

The probability of someone ordering the daily special is 52

The probability of someone ordering the daily special is 52%. If the restaurant expected 96 people for lunch, how many would you expect to order the daily special?

A mental health treatment center wanted to compare group

A mental health treatment center wanted to compare group therapy vs. individual therapy. They are interested in the relationship between treatment type (group, individual) and treatment completion (yes/no). What type of ...

Discuss two types of costs amp two types of

Discuss two types of costs & two types of benefits(excluding tax shield and EPS) that would potentially arise from the leveraged recapitalization( a firm proposed a leveraged recapitalization which could create immediate ...

Assume that the mean score on a normally distributed

Assume that the mean score on a normally distributed statistics quiz taken by 400 psychology students was 76, and the standard deviation was 8. Ben had a z-score of -1.2. If someone gave a passing grade only to the top 2 ...

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 ...

A survey is conducted from a population of people of whom

A survey is conducted from a population of people of whom 65?% have a college degree. The following sample data were recorded for a question asked of each person? sampled, "Do you have a college? degree?" Complete parts ...

Sals market receives a box of jen amp barrys fast fresh

Sal's Market receives a box of Jen & Barry's Fast Fresh Salad BagsTM. Each box contains 16 Caesar salad bags, 20 tossed salad bags, and 12 shredded cabbage bags. Suppose that each type salad bag has an equal chance of be ...

Lt x be a normally distributed random variable with mu

Let X be a normally distributed random variable with μ = 100 and σ = 10. Find the probability that X is between 80 and 105. (Round your answer to the nearest whole number percent and include the percent symbol.)

Red tide is a bloom of poison-producing algae-a few

"Red tide" is a bloom of poison-producing algae-a few different species of a class of plankton called dinoflagellates. When the weather and water conditions cause these blooms, shellfish such as clams living in the area ...

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