You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 99% confident that the sample percentage is within 3.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. (Round up to the nearest integer.)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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7.1.35-T
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 99%
confident that the sample percentage is within 3.5 percentage points of the true population percentage. Complete parts (a) and (b) below.
Question Help ▼
a. Assume that nothing is known about the percentage of passengers who prefer aisle seats.
(Round up to the nearest integer.)
Enter your answer in the answer box and then click Check Answer.
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Transcribed Image Text:7.1.35-T You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 99% confident that the sample percentage is within 3.5 percentage points of the true population percentage. Complete parts (a) and (b) below. Question Help ▼ a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. (Round up to the nearest integer.) Enter your answer in the answer box and then click Check Answer. 1 part remaining Clear All Check Answer F9 F10 FIT 吕0 F3 F6 F7 F8 esc F4 FS F2 & %23 2$ dele 6. 7 8 6. 2 4 5 R T Y Q K F G #3
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