Question-chi square test for independence

Assignment Help Basic Statistics
Reference no: EM13108034

A recent study by a large retailer designed to determine whether there was a relationship between the importance a store manager placed on advertising and the size of the store revealed the following sample information:

Observed Frequencies (sample)

Important Not Important Total

Small 40 52 92

Medium 106 47 153

213 131 344

What kind of test is this and why did you choose what you just listed?

What is your conclusion? Use the .05 significance level. Be sure to show all the steps of the test.

Reference no: EM13108034

Questions Cloud

Chi-square test of independence for gender-type of vehicle : Use the given contingency table to (a) find the expected frequencies of each cell in the table, (b) perform a chi-square test for independence, and (c) comment on the relationship between the two variables.
Describe popularity and appeal of susanna rowson-s novel : Describe the popularity and appeal of Susanna Rowson's novel, Charlotte Temple on its publication in 1791. How did Rowson look to disarm readers who may be suspicious of moral utility of reading fiction?
Find the stock worth today : A security analyst is forecasting dividends for Boston Electric over the next four years, as follows: $1 (Y1), $1.50 (Y2); $2.00 (Y3); $2.75 (Y4). In addition, the analyst expects that the stock could be sold for $62.25 four years from now.
What about language development : Does watching TV decrease intellectual and physical development? What about language development?
Question-chi square test for independence : A recent study by a large retailer designed to determine whether there was a relationship between the importance a store manager placed on advertising and the size of the store revealed the following sample information:
Compute the amount of annual contributions : Stressed and penniless after months of day trading, Mr. Baruch decides to invest his savings into a conservative growth mutual fund.
Description of chi-square statistic : Why do you use the chi-square statistic? What type of data is used with chi square analysis?
Chi square test for equality of variance : Two samples of sizes 25 and 35 are independently drawn from two normal populations, where the unknown population variances are assumed to be equal.
Estimate return on equity : Midwest packaging's ROE last year was only 3%, but its management has developed a new operating plan that calls for a debt-to-asset ratio of 60%, which will result in annual interest charges of 300,000.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Knowledge about confidence interval for mean

Merrill Lynch Securities and Health Care Retirement, Inc., are two large employers in downtown Toledo, Ohio. They are considering jointly offering child care for their employees.

  Multiple comparison test-significance level

Perform all pairwise comparisons among the three programs, using a Tukey adjustment and an overall significance level of 0.05, then interpret all your results.

  Question on chi-square test for independence

At a recent meeting of educational researchers comparison were made between the type of college freshmen attend and the numbers who drop out.

  Determining possible confounds

A psychology professor is interested in whether implementing weekly quizzes improves student learning. She decides to use the weekly quizzes in one section of her introductory psychology class and not to use them in another section of the same cou..

  Tests from confidence intervals

A confidence interval for the population mean tells us which values of mean are plausible (those inside the interval) and which values are not plausible (those outside the interval) at the chosen level of confidence.

  Difference for effect of treatment by gender

Describe the mean difference that is the main effect for the treatment. Describe the mean difference that is the main effect for gender. Is there an interaction between gender and treatment? Explain the answer

  Differential calculus to find sales volume

Use differential calculus to find both sales volume at which revenue is maximised and the maximum revenue available from sales of product X.

  Confidence interval estimating proportion

Find a 99% confidence interval estimate of the proportion of people who say that they voted.

  Fitting of simple linear regression equation

Fitting of simple linear regression equation - Given the student population for a school district over the past few years, find the prediction equation for this data.

  Standard deviation of the total luggage weight

If there are 12 business-class passengers and 50 tourist-class passengers on a particular flight, what are the expected value of total luggage weight and the standard deviation of the total luggage weight?

  Perception of time

Based on the result, does there to be an overall perception of 1 minute that is reasonably accurate?

  Knowledge about chi square test

A personnel manager has a computer-generated list of all employees that indicates that 70 percent are full-time employees, 20 percent are part-time employees, and 10 percent are furloughed or laid-off employees.

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