What is the minimum sample size you should use

Assignment Help Basic Statistics
Reference no: EM131372200

Suppose you are sampling from a population with population variance σ2= 1,000,000. You want the standard deviation of the sample mean to be at most 25. What is the minimum sample size you should use?

Reference no: EM131372200

Questions Cloud

Find the follower force over one revolution : Repeat Problem 15-12 using a cam with a 20-mm symmetric double harmonic rise and fall (180° rise -180° fall). See Chapter 8 for cam formulas.
How the risk of airport terminal rehab affects their job : Create a schema or chart that depicts HRIS needs and possible solutions to ensure they are effective. Which type of quantative model would a car dealership manager most benefit from utilizing when making a decision? Explain why? Prepare a one page su..
What do we learn about the culture that produced this text : you will be required to analyze ONE of the primary sources listed below and place it within its proper historical context. What I mean by this is that you will show how the text fits into the narrative we have been studying. How does the source le..
Roberts with all the relevant information : Mr. Roberts with all the relevant information in an 800 - 1200 word paper. Your paper must have graphs, statistics, and charts and must follow APA 6th edition formatting.
What is the minimum sample size you should use : Suppose you are sampling from a population with population variance σ2= 1,000,000. You want the standard deviation of the sample mean to be at most 25. What is the minimum sample size you should use?
Sustainable customer centricity model : Based on the Case Study "Best Buy Co., Inc.: Sustainable Customer Centricity Model?", Case 22, starting on page 22-1, complete the following requirements:
Write an evaluative and critical review of a journal article : The purpose of this article review is for you to learn to seek out information and to write an evaluative and critical review of a journal article. Your review must be submitted as a Word document.
What are the expected value and the standard deviation : When sampling is from a population with mean 53 and standard deviation 10, using a sample of size 400, what are the expected value and the standard deviation of the sample mean?
What is the standard deviation of our estimator : When sampling is for a population proportion from a population with actual proportion p = 0.5, using a sample of size n = 120, what is the standard deviation of our estimator P^?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Determining areas under standard normal distribution curve

Determine the following areas under standard Normal distribution curve.

  Cnfidence interval estimate for average number of years

What is 95% confidence interval estimate for average number of years served by all Supreme Court justices?

  Are players likely to get hit by pitches during hot weeks

For a sample of n 4 weeks in which the daily temperature was extremely hot, the weekly average of hit-by-pitch players was M 15.5. Are players more likely to get hit by pitches during hot weeks?

  Corresponding to the exact conditional null distribution

Obtain the values of E0(rs) and var0(rs) corresponding to the exact conditional null distribution of rs for the case of n = 5 and the tied data considered in Comment 46.

  Statistics hypothesis testing-levels of significance

Based on the information in part (a), what decision should the director make about the books used for the courses if the goal is to keep the cost below $300.00?

  Sketch the results of a sensitivity analysis on p

Using the template below, sketch the results of a sensitivity analysis on P(Deal Succeeds) for a risk-neutral decision maker. How high does P(Deal Succeeds) have to before before the decision maker could engage in the business deal?

  Let x be random variable with the following probability

let x be random variable with the following probability

  Discuss the physical emotional cognitive and behavioural

discuss the physical emotional cognitive and behavioural responses an individual is likely to experience in response to

  Number of treatments-in a two way anova

In a two-way ANOVA, there are 4 levels for factor A, 5 levels for factor B, and 3 observations for each combination of factor A and factor B levels. The number of treatments in this experiment equals:

  Describe structural equation modeling

Your assignment this week is to describe structural equation modeling in which you include: (a) a comparison of the first and second generation models of structural equation modeling and their related major assumptions, (b) how regression analysis..

  Compute confidence interval for true proportion who owns car

When 319 college students are arbitarily selected and surveyed, it is observed that 120 own a car. Determine a 99% confidence interval for true proportion of all college students who own a car.

  Compute the sample standard deviation of the following test

compute the sample standard deviation of the following test scores 78787878.what can be said about a data set in which

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