Estimate for average number of years served by justices

Assignment Help Basic Statistics
Reference no: EM13137248

A lawyer researched the average number of years served by 45 different justices on the Supreme Court. The average number of years served was 13.8 years with a standard deviation of 7.3 years. What is the 95% confidence interval estimate for the average number of years served by all Supreme Court justices?

Reference no: EM13137248

Questions Cloud

Outcome of the american policy : The UN Charter states that nations may act alone in using force only in self-defense. Is an American attack on Iraq justifiable as self-deffense? Could the strategy of deterrence no longer be relevant to world conditions?
Calculate and graph the average total cost : Calculate what would be the minimum annual vehicle use in km/year that would justify the choice of a diesel engine car over the petrol version? Does this correspond to your answer to 4) above?
Compute the cost of the ending inventory : Yount Company reports the following for the month of June Compute the cost of the ending inventory and the cost of goods sold using the average-cost method.
What are two concepts that may be relevant to capital : What is meant by the time value of money, and what are two concepts that may be relevant to the capital budgeting process?
Estimate for average number of years served by justices : a standard deviation of 7.3 years. What is the 95% confidence interval estimate for the average number of years served by all Supreme Court justices?
Discuss the main accounting conventions and concepts : Discuss the main accounting conventions and concepts.
Prepare the company journal entry to record credit card : A company allows its customers to use bank credit cards to charge purchases. When customers use the credit cards, the net amount is deposited in the company's checking account.
How much of payment will be interest : The annual payments will be $6261.41 When Nunez makes its first payment at the end of the first year of the loan, how much of the payment will be interest?
Calculate the molar mass of the biomolecule : A 1.80-g sample of a large biomolecule was dissolved in 21.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C

Reviews

Write a Review

Basic Statistics Questions & Answers

  Mean and standard deviation of total number of strikes

The Ntional Lightning Detection Newtowk uses automatic sensors to watch for lightning in areas of 10 square kilometers. What are the mean and standard deviation of the total number of lightning strikes observed?

  Determine cumulants-ratio-standard deviation-average energy

Determine the first two cumulants also the ratio between the standard deviation and average energy. Explain why distribution becomes extremely narrow.

  Mean weight of adult women

To investigate this belief, he randomly samples 41 adult women and records their weights. The scores have a mean of 111 lbs. and a standard deviation of 12.4. A local census taken several years ago shows the mean weight of adult women was 115 lbs.

  Probability left-handed force to use right-hander seat

What is the probability that at least one left-handed student in this class is forced to use a seat designed for a right-hander?

  Compute sample standard deviation of five recent births

A sample standard deviation of 25 a sixth baby has a birth weight of 125. After the sixth baby, the sample standard deviation is?

  Determining sampling distribution

Show the sampling distribution of p if a random sample of 150 insured individuals is used to estimate the proportion having received at least one ticket.

  Evaluate p-value of the chi-square test of this hypothesis

Suppose we wish to test the null hypothesis that there are no differences among the proportion of men and women who developed a rash. Evaluate the P-value of the chi-square test of this hypothesis.

  Knowledge about binomial distribution

If you are dealt 3 cards from a shuffled deck of 52 cards, find the probability that all 3 cards are queens. A fair coin is tossed 8 times in succession. Find the probability of getting at least 4 heads.

  How to develop confidence statement

This fits the form of a binomial experiment situation. Develop a 95% confidence statement. Show all of the steps. How do you do this?

  Actual weights of chocolate bars

Chocolate bars produced by a certain machine are labeled with 16.0 oz. The distribution of the actual weights of these chocolate bars is Normal with a mean of 16.1 oz and a standard deviation of 0.1 oz. A chocolate bar is considered underweight if..

  Relationship between correlation and causation

What is correlation? Does correlation directly support causation, what are both sides of the argument?

  Confidence interval about population mean

Place a 95% confidence interval about the population mean number of down hours per month.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd