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survey was conducted of two types of marketers. The first type being marketers that focus primarily on attracting business​ (B2B), and the second type being marketers that primarily target consumers​ (B2C). It was reported that 527 ​(89​%) of B2B and 242 ​(60​%) of B2C marketers commonly use a business social media tool. The study also revealed that 304 ​(52​%) of B2B marketers and 245 ​(60​%) of B2C marketers commonly use a video social media tool. Suppose the survey was based on 589 B2B marketers and 405 B2C marketers. Complete parts​ (a) through​ (c) below.         a. At the 0.05 level of​ significance, is there evidence of a difference between B2B marketers and B2C marketers in the proportion that commonly use the business social media​ tool? Let population 1 correspond to B2B marketers and population 2 correspond to B2C marketers. Choose the correct null and alternative hypotheses below.     A. H0​: π1=π2 H1​: π1≠π2   B. H0​: π1≠π2 H1​: π1=π2   C. H0​: π1≤π2 H1​: π1>π2   D. H0​: π1≥π2 H1​: π1<

survey was conducted of two types of marketers. The first type being marketers that focus primarily on attracting business​ (B2B), and the second type being marketers that primarily target consumers​ (B2C). It was reported that 527 ​(89​%) of B2B and 242 ​(60​%) of B2C marketers commonly use a business social media tool. The study also revealed that 304 ​(52​%) of B2B marketers and 245 ​(60​%) of B2C marketers commonly use a video social media tool. Suppose the survey was based on 589 B2B marketers and 405 B2C marketers. Complete parts​ (a) through​ (c) below.         a. At the 0.05 level of​ significance, is there evidence of a difference between B2B marketers and B2C marketers in the proportion that commonly use the business social media​ tool? Let population 1 correspond to B2B marketers and population 2 correspond to B2C marketers. Choose the correct null and alternative hypotheses below.     A. H0​: π1=π2 H1​: π1≠π2   B. H0​: π1≠π2 H1​: π1=π2   C. H0​: π1≤π2 H1​: π1>π2   D. H0​: π1≥π2 H1​: π1<

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
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Question
A survey was conducted of two types of marketers. The first type being marketers that focus primarily on attracting business​ (B2B), and the second type being marketers that primarily target consumers​ (B2C). It was reported that
527
​(89​%)
of B2B and
242
​(60​%)
of B2C marketers commonly use a business social media tool. The study also revealed that
304
​(52​%)
of B2B marketers and
245
​(60​%)
of B2C marketers commonly use a video social media tool. Suppose the survey was based on
589
B2B marketers and
405
B2C marketers. Complete parts​ (a) through​ (c) below.
 
 
 
 
a. At the 0.05 level of​ significance, is there evidence of a difference between B2B marketers and B2C marketers in the proportion that commonly use the business social media​ tool? Let population 1 correspond to B2B marketers and population 2 correspond to B2C marketers. Choose the correct null and alternative hypotheses below.
 
 
A.
H0​:
π1=π2
H1​:
π1≠π2
 
B.
H0​:
π1≠π2
H1​:
π1=π2
 
C.
H0​:
π1≤π2
H1​:
π1>π2
 
D.
H0​:
π1≥π2
H1​:
π1<
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