The manufacturer of an MP3 player wanted to know whether a 10% reduction in price is enough to increase the the sales of its product. To investigate, the owner selected randomly selected eight outlets and sold the MP3 player at reduced price. At seven randomly selected outlets, the MP3 player is sold at regular price. The table below reports both sales numbers at reduced and regular sales price. Regular price 138 121 88 115 141 125 96 Reduced 128 134 price 152 135 114 106 112 120 What is the decision, conclusion and the pooled variance ? Select one: a.Do not reject H evidence of an increase in sales, 0.334 b.Do not reject H, no evidence of an increase in sales,16.46. c.Do not reject H. no evidence of an increase in sales, 16 46 d.Do not reject Hno evidence of an increase in sales, 305.708 e.Reject H, and evidence of an increase in sales, 122278

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Topic Video
Question

pleasn ans

The manufacturer of an MP3 player wanted to know whether a 10% reduction in price is enough to
increase the the sales of its product To investigate, the owner selected randomly selected eight
outlets and sold the MP3 player at reduced price. At seven randomly selected outlets, the MP3
player is sold at regular price. The table below reports both sales numbers at reduced and regular
sales price.
Regular
price
138 121
88
115
141
125 96
Reduced 128 134 152 135 114 106 112 120
price
What is the decision, conclusion and the pooled variance ?
Select one
a.Do not reject H evidence of an increase in sales, 0.334
b.Do not reject H, no evidence of an increase in sales,16.46.
c.Do not reject H. no evidence of an increase in sales, 16 46
d.Do not reject Hno evidence of an increase in sales, 305.708
e Reject H, and evidence of an increase in sales 1222 78
Transcribed Image Text:The manufacturer of an MP3 player wanted to know whether a 10% reduction in price is enough to increase the the sales of its product To investigate, the owner selected randomly selected eight outlets and sold the MP3 player at reduced price. At seven randomly selected outlets, the MP3 player is sold at regular price. The table below reports both sales numbers at reduced and regular sales price. Regular price 138 121 88 115 141 125 96 Reduced 128 134 152 135 114 106 112 120 price What is the decision, conclusion and the pooled variance ? Select one a.Do not reject H evidence of an increase in sales, 0.334 b.Do not reject H, no evidence of an increase in sales,16.46. c.Do not reject H. no evidence of an increase in sales, 16 46 d.Do not reject Hno evidence of an increase in sales, 305.708 e Reject H, and evidence of an increase in sales 1222 78
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 4 images

Blurred answer
Knowledge Booster
Propositional Calculus
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman