A research center survey of 2,484 adults found that 1,942 had bought something online. Of these online shoppers, 1,295 are weekly online shoppers. Complete parts (a) through (c) below.
A research center survey of 2,484 adults found that 1,942 had bought something online. Of these online shoppers, 1,295 are weekly online shoppers. Complete parts (a) through (c) below.
MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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Transcribed Image Text:A research center survey of 2,484 adults found that 1,942 had bought something online. Of these online shoppers, 1,295 are weekly online shoppers. Complete parts
(a) through (c) below.
a. Construct a 95% confidence interval estimate of the population proportion of adults who had bought something online.
Sas (Round to four decimal places as needed.)
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b. Construct a 95% confidence interval estimate of the population proportion of online shoppers who are weekly online shoppers.
Sas (Round to four decimal places as needed.)
c. How would the director of e-commerce sales for a company use the results of (a) and (b)?
O A. Since a greater proportion of adults have purchased something online than are weekly online shoppers, the director of e-commerce sales may want to
focus on those adults who have purchased something online.
led
O B. The information cannot be compared because it is derived from two different opinions.
O C. Agreater proportion of adults have purchased something online, but since a lesser percent of those are weekly online shoppers, the director of
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TH 205 UU3 Spring 2022) is based on Berenson: BasiC Business Statistics, 14e
rivacy Policy Copyright © 2022 Pearson Education Inc. All Rights Reserved.
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Transcribed Image Text:b. Construct a 95% confidence interval estimate of the population proportion of online shoppers who are weekly online shoppers.
Sas (Round to four decimal places as needed.)
c. How would the director of e-commerce sales for a company use the results of (a) and (b)?
O A. Since a greater proportion of adults have purchased something online than are weekly online shoppers, the director of e-commerce sales may want to
focus on those adults who have purchased something online.
O B. The information cannot be compared because it is derived from two different opinions.
O C. A greater proportion of adults have purchased something online, but since a lesser percent of those are weekly online shoppers, the director of
e-commerce sales may want to focus on those adults who are weekly online shoppers.
O D. A greater proportion of adults have purchased something online, but those adults who are weekly online shoppers make larger purchases, so the director
of e-commerce sales may want to focus on those adults who are weekly online shoppers.
Help me solve this
View an example
Get more help -
SUU3 Spring 2022) is based on Berenson: Basic Business Statistics, 14e
Policy |Copyright © 2022 Pearson Education Inc. All Rights Reserved.
e to search
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