Time left 1:57:5 In a survey of 472 personnel directors, 63% thought that they would be hiring new personnel over the next three months. Which of the following represents a 98% confidence interval for the proportion of all personnel directors planning to hire personnel over the next three months? O a. 0.63 ±0.057 O b. 0.63 +0.047 O c. 0.63 +0.042 O d. 0.63 + 0.052 NEXT PAGE IC DA CE

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
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ss Statistics 1 || Spring21
Time left 1:57:5c
In a survey of 472 personnel directors, 63% thought that they would be hiring new personnel over the next three months. Which of
the following represents a 98% confidence interval for the proportion of all personnel directors planning to hire personnel over the
next three months?
0.63 + 0.057
O b. 0.63 ±0.047
O . 0.63 +0.042
O d. 0.63 ± 0.052
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Transcribed Image Text:ss Statistics 1 || Spring21 Time left 1:57:5c In a survey of 472 personnel directors, 63% thought that they would be hiring new personnel over the next three months. Which of the following represents a 98% confidence interval for the proportion of all personnel directors planning to hire personnel over the next three months? 0.63 + 0.057 O b. 0.63 ±0.047 O . 0.63 +0.042 O d. 0.63 ± 0.052 NEXT PAGE OUS PAGE MAY étv 23 MacBook Air 888 F9 F7 F4 F5 F2 F3 & ! @ # $ % 2 3 4 5 6 1 Q W E R Y A S F G Ls * 00
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