At the 100 significance level can the manufacturer conclude

Assignment Help Basic Statistics
Reference no: EM13621493

The manufacturer of an MP3 player wanted to know whether a 10 percent reduction in price is enough to increase the sales of its product. To investigate, the owner randomly selected eight outlets and sold the MP3 player at the reduced price. At seven randomly selected outlets, the MP3 player was sold at the regular price. Reported below is the number of units sold last month at the sampled outlets.

  Regular price

137

122

88

118

144

128

96

 

  Reduced price

122

131

152

137

114

107

115

115

At the .100 significance level, can the manufacturer conclude that the price reduction resulted in an increase in sales? Hint: For the calculations, assume the Reduced price as the first sample.

The pooled variance is . (Round your answer to 2 decimal places.)

Reference no: EM13621493

Questions Cloud

Your firm is contemplating the purchase of a new 580000 : your firm is contemplating the purchase of a new 580000 computer-based order entry system. the system will be
The operator of a large production plant would like to : the operator of a large production plant would like to estimate the mean amount of time a worker takes to assemble a
Consider the economic outlook for the next year in order : consider the economic outlook for the next year in order to recommend the ideal portfolio to maximize the rate of
There seems to be evidence that the patients taking the : suppose a group of 900 smokers who all wanted to give up smoking were randomly assigned to receive an antidepressant
At the 100 significance level can the manufacturer conclude : the manufacturer of an mp3 player wanted to know whether a 10 percent reduction in price is enough to increase the
Analyze the relationship between risk and rate of return : analyze the relationship between risk and rate of return and suggest how you would formulate a portfolio that will
What is the velocity of a beam of electrons that go : what is the velocity of a beam of electrons that go undeflected when passing through perpendicular electric and
Tell me how you expect the intensity of light to vary as : tell me how you expect the intensity of light to vary as you move away from the light. tell me why you think this is
You estimate the sales price of the ultimate to be 360 per : you are evaluating a project for the ultimate recreational tennis racket guaranteed to correct that wimpy backhand. you

Reviews

Write a Review

Basic Statistics Questions & Answers

  The 70-year long-term record for weather shows that for new

the 70-year long-term record for weather shows that for new york state the annual precipitation has a mean of 39.81

  State null and alternative hypothesis in symbolic form

You are conducting a one-tailed or two-tailed test? Explain with an example and also state the Null and the Alternative hypothesis for the example in symbolic form.

  Purpose of transforming raw scores

Discuss the purpose of transforming raw scores into standard scores. Describe what "normal distribution" means. Describe measures of variability and explain how they can help therapist understand assessment data.

  Should mobile home selling considered an outlier

Tthe United States during 1993 was $40,500. Assume the standard deviation was $8,500. Should a mobile home selling for $75,000 be considered an outlier? Explain why or why not.

  Student average sat scores and freshman gpa

Suppose that you are interested in determining the relation between the students average SAT scores [x] and their freshman GPA [y].

  Find the probability that during no one will enter store

Assume that customers enter a store at the rate of 60 persons per hour. a) what is the probability that during 5 minutes interval no one will enter the store?

  Test slope of equation at the level of confidence

You are trying to determine the statistical significance of an equation. Given the following information, test the slope of the equation at the 95% level of confidence.

  Test assumption that experienced consultant has satisfaction

Test the assumption that the more experienced consultant has higher satisfaction ratings at the 5% significance level. Show all steps.

  Political decisions and national mean

Which measure of family wealth is most important, when making political decisions, the national mean, median or mode?

  Find the probability that all of the products are acceptable

The remainder are defective. If 4 of the products are randomly selected, find the probability that all of them are acceptable.

  Sat test-normally distributed with a mean score

Scores by women on the SAT-I test are normally distributed with a mean score of 998 and a standard deviation of 202. scores by women on the ACT test are normally distributed with a mean of 20.9 and a standard deviation of 4.6 assume the two tests ..

  Future decisions verus work options

a) Do a test to see if workers attitudes on this matter have changed using a 90% alpha. b) Explain to management what your findings are and what this suggests about future decisions vs work options.

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