What size sample should he take so that at confidence

Assignment Help Basic Statistics
Reference no: EM132488271

The manager of a department store wants to determine what proportion of people who enter the store use the store's credit card for their purchases. What size sample should he take so that at 99% confidence the error will not be more than 8%?

Reference no: EM132488271

Questions Cloud

What are the six stages of the revenue cycle : What are the six stages of the revenue cycle? What are the two types of forms used for health service billing? What are HCPCS codes? How are they used?
What proportion of pregnancies last more than 308 days : The lengths of a particular animal's prenancies are approximately normally distributed, with mean u=280 days, and standard deviation 16days
How rawls might suggest that you respond to the scenario : In 1-2 pages, explain how Rawls might suggest that you respond to the scenario of Jim and Mary if he was the supervisor and confronted with this situation.
Identify actions for strategic planning objectives : The process for healthcare strategy development follows a logical sequence of steps. Decisions made at each step will have implications and consequences.
What size sample should he take so that at confidence : The manager of a department store wants to determine what proportion of people who enter the store use the store's credit card for their purchases.
How are jobs evaluated at your workplace : How are jobs evaluated at your workplace? As a manager, have you been very involved in the job evaluation process? Do you wish you were more or less involved?
Describe the impact of the protestant reformation : In the essay "The Impact of the Protestant Reformation," there is much discussion of the individual now being able to study Scripture for himself or herself.
Define reason why you have come to your conclusions : From the readings in you textbook, you have learned about Plato, Aristotle and other philosophers within the Greek culture. Some people say, "We should not.
State the final conclusion that addresses the original claim : A data set includes data from student evaluations of courses. The summary statistics are n=84 x overbar =3.57 s=0.66. Use a 0.05 significance level

Reviews

Write a Review

Basic Statistics Questions & Answers

  Pros and cons of net neutrality

What are some of the pros and cons of Net Neutrality? Can you please summarize this in a short paper that consists of 3 paragraphs.

  Explain difference between a population and a sample

Explain the difference between a population and a sample. In which of these is it important to distinguish between the two in order to use the correct formula?

  Explain the use of inferential statistics

Suppose you are an operations manager for a plant that manufactures batteries. Give an example of how you could use descriptive statistics to make better.

  Testing hypothesis ounces against alternative hypothesis

A random sample of 36 drinks from a soft drink machine has an average content 7.6 ounces with an standard deviation of 0.48 ounces. Test the hypothesis ounces against the alternative hypothesis at the 0.05 level of significance.

  What are sample mean annual salaries for the two professions

Using a .05 level of significance, test the hypothesis that there is no difference between the starting annual salaries of public accountants and financial planners. What is your conclusion?

  Average of a data set

Finally, if someone told you that the average of a data set was 40, and that standard deviation was 10, what else could you derive from that information?

  Discuss reliability and validity in qualitative

discuss reliability and validity in qualitative

  Find the sample space s for given experiment

Find the sample space S for this experiment.- List the outcomes in each of the events A, B, C, and D.- List the outcomes in the events A ∪ B and A ∩ B.

  Do countries with higher populations have more billionaires

Without doing any calculations, predict whether the correlation and the slope will be positive or negative. Explain your prediction.

  Compare probability of as success to that of what is bs su

A has one share in a lottery in which there is 1 prize and 2 blanks; B has three shares in a lottery in which there are 3 prizes and 6 blanks. Compare probability of A's success to that of what is B's success?

  What is the probability that exactly half of the beech

use the following information to answer the three items belowin a certain large forest 25 of all the beech trees show

  Predicted final exam score

Find an equation of the least squares regression line. Based on the equation from part a, what is the predicted final exam score if the average quiz score is 80

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