A study showed that 66% of supermarket shoppers believe supermarket brands to be as good as national name brands. To investigate whether this result applies to its own product, the manufacturer of a national name-brand ketchup asked a sample of shoppers whether they believed that supermarket ketchup was as good as the national brand ketchup. a. Formulate the hypotheses that could be used to determine whether the percentage of supermarket shoppers who believe that the supermarket ketchup was as good as the national brand ketchup differed from 66%. :  - Select your answer -greater than or equal to 0.66 greater than 0.66 less than or equal to 0.66 less than 0.66 equal to 0.66 not equal to 0.66 Item 1 :  - Select your answer -greater than or equal to 0.66 greater than 0.66 less than or equal to 0.66 less than 0.66 equal to 0.66 not equal to 0.66 Item 2 b. If a sample of  100 shoppers showed 53 stating that the supermarket brand was as good as the national brand, what is the p-value (to 4 decimals)? c. At a=.05 what is your conclusion? -value - Select your answer -greater than 0.05, do not rejectgreater than or equal to 0.05, rejectless than or equal to 0.05, rejectless than 0.05, rejectequal to 0.05, do not rejectnot equal to 0.05, do not rejectItem 4  d. Should the national brand ketchup manufacturer be pleased with this conclusion? - Select your answer -Yes or No

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
icon
Related questions
Question

A study showed that 66% of supermarket shoppers believe supermarket brands to be as good as national name brands. To investigate whether this result applies to its own product, the manufacturer of a national name-brand ketchup asked a sample of shoppers whether they believed that supermarket ketchup was as good as the national brand ketchup.

a. Formulate the hypotheses that could be used to determine whether the percentage of supermarket shoppers who believe that the supermarket ketchup was as good as the national brand ketchup differed from 66%.

:  - Select your answer -greater than or equal to 0.66 greater than 0.66 less than or equal to 0.66 less than 0.66 equal to 0.66 not equal to 0.66 Item 1
:  - Select your answer -greater than or equal to 0.66 greater than 0.66 less than or equal to 0.66 less than 0.66 equal to 0.66 not equal to 0.66 Item 2

b. If a sample of  100 shoppers showed 53 stating that the supermarket brand was as good as the national brand, what is the p-value (to 4 decimals)?

c. At a=.05 what is your conclusion?

-value - Select your answer -greater than 0.05, do not rejectgreater than or equal to 0.05, rejectless than or equal to 0.05, rejectless than 0.05, rejectequal to 0.05, do not rejectnot equal to 0.05, do not rejectItem 4 

d. Should the national brand ketchup manufacturer be pleased with this conclusion?
- Select your answer -Yes or No

 

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
Point Estimation, Limit Theorems, Approximations, and Bounds
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
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning