(Answered) In a survey 25 people were asked how much they spent on

Statistics

In a survey, 25 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $44 and standard deviation of $18. Construct a confidence interval at a 80% confidence level. Give your answers to one decimal place.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92780411
Price:- $10

Verified Expert

Priced at $20 Now at $10, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Help me solve the following1 when there is a significant

Help me solve the following 1) When there is a significant difference in the population, but the research fails to find one ...this is what kind of error? 2) Assume that when victims are asked how well their needs were m ...

Emmons corporation has a 02 probability of a return of 054

Emmons Corporation has a 0.2 probability of a return of 0.54, a 0.3 probability of a rate of return of 0.05, and the remaining probability of a 0.1 rate of return. What is the variance in the expected rate of return of E ...

In 20 of families the father has celiac disease event f

In 20% of families the father has celiac disease (Event F) while the mother does not, in 15% of families the mother has celiac disease (Event M) and the father does not, and in 5% of families both the mother and the fath ...

Monthly water bills for a city have a mean of 10843 and a

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. Find the probability that a randomly selected bill will have an amount greater than $165, which the city believes might indicate t ...

5 of females smoke cigarettes what is the probability that

5% of females smoke cigarettes. What is the probability that the proportion of smokers in a sample of 865 females would be greater than 3%

Your client wants to buy a business that provides financial

Your client wants to buy a business that provides financial advice to local small businesses. The firm generated $650,000 in cash flows during the previous year, and the discount rate to value firms in this sector is 11% ...

Matterhorn inc had the following sales for the past six

Matterhorn, Inc. had the following sales for the past six months. Matterhorn collects its credit sales 30% in the month of sale, 60% one month after the sale, and 10% two months after the sale. Cash Sales Credit Sales Ja ...

Question you are throwing a party and fill a bowl with 63

Question: You are throwing a party and fill a bowl with 63 ounces of punch. Suppose the expected size of each cup of punch is 2 ounces and the standard deviation of the size of a cup of punch is A ounce and each cup is p ...

What can a continuum of elements in terms of strategic

What can a continuum of elements in terms of strategic planning mean to performance to small-medium enterprises?

On average there are 30 of defects per square foot of

On average, there are 30% of defects per square foot of photographic paper. Assume independence. We examine 100 sheets of photographic paper. Find the probability of 0 defects in one sheet.

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