Test of hypothesis-difference of means-anova

Assignment Help Basic Statistics
Reference no: EM1397892

The following data show samples of three chain stores in three different locations in one town and the amount of dollars spent per customer per visit. At the 0.05 level, is there a difference among the means?

Store A Store B Store C

30 42 30

14 28 14

22 20 20

18 35 16

26 49 15

25 28

36

24

Reference no: EM1397892

Questions Cloud

How does this redundancy help protect against mutations : Explain what it means to say that the genetic code is redundant. How does this redundancy help protect against mutations?
Would the dna protein complex migrate at a slow rate : If a transcription factor causes DNA to bend, altering its structure by initiating a loop-like conformation, does this affect its electrophoretic mobility on a gel? If so, would the DNA:protein complex migrate at a slow rate?
Difference between one-factor and two-factor anova : Explain the difference between one-factor and two-factor ANOVA. (b) Write the linear model form of one-factor ANOVA. (c) State the hypotheses for a one-factor ANOVA in two different ways.
Probability that lathe tool is properly adjusted : Ace Machine Works estimates that the probability its lathe tool is properly adjusted is 0.8. When the lathe is properly adjusted, there is a 0.9 probability that the parts produced pass inspection.
Test of hypothesis-difference of means-anova : The following data show samples of three chain stores in three different locations in one town and the amount of dollars spent per customer per visit. At the 0.05 level, is there a difference among the means?
Describe how the reporter gene construct : Reporter genes are often used to study how the transcription of a particular gene is controlled during fruit fly development. You are interested in a gene called brainless that you think is involved in neural cell development.
Calculate the frequency of heterozygotes for albinism : Albinism, an autosomal recessive trait characterized by an absence of skin pigmentation, is found in 1 in 4000 people in populations at equilibrium.
Describe pilgrimage or crusade in europe during middle ages : If you had lived in Europe during Middle Ages, describe whether you would have rather gone on pilgrimage or on Crusade. Refer to specific aspects of journey to justify your choice.
Anova problem for comparing three treatment means : Given the following sample information, test the hypothesis that the treatment means are equal at the .05 significance level.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Sampling error to calculate sample mean

Given this information, what would sampling error be if sample including seven values in top row were used to calculate sample mean?

  Historical grade distribution

Dr Johnson wants to know if there is sufficient evidence to conclude that the grade distribution of his class is different than the historical grade distribution. Use a =.05 and .01 and perform a goodness of fit test.

  Insurance business problems and statistics

Choose any Statistic business problem and develop a problem statement which can be addressed with survey research. Prepare a 10-13 question survey to collect primary data regarding your selected problem statement.

  Sample findings-estimate the true mean

Based on the sample findings, estimate the true mean of Saturday sales with 90% probability.

  Independent samples t-test

Explain your answer to someone who is familiar with the  t   test for a single sample, but not with the  t   test for independent means.

  Prepare a frequency distribution

Prepare a frequency distribution from data given below that describes how long it took a person to drive to work in work week.

  Approximate value of the sample proportion

Determine the sample size necessary to estimate a population proportion to within .03 with 90% confidence assuming you have no knowledge of the approximate value of the sample proportion.

  Probability of an acme bulb

Jamie expects that a bulb will last for 400 to 500 days, what is the probability of an Acme bulb satisfying that?

  Standard deviation of the random variable

Let X be the random variable which denotes the number of saves that are made by the lacrosse goalie. Find the expected value and standard deviation of the random variable.

  Probability that driver to use seat belt just on trip

Why might driver be tempted not to use seat belt "just on this trip"?

  Affirmative action programs for women and minorities

A sociologist wishes to conduct a poll to estimate the percentage of Americans who favor affirmative action programs for women and minorities for admissions to colleges and universities.

  Total sum of squares from anova table

Four properties are randomly selected from each neighborhood and the ratios recorded for each as follows:

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