Copy Data Step 1 of 4: Calculate the expected value for the number of readers from a rural area who prefer self-help books. Round your answer to six decimal places. Answer E(PRS) m Tables Keypad Keyboard Shortcuts
Copy Data Step 1 of 4: Calculate the expected value for the number of readers from a rural area who prefer self-help books. Round your answer to six decimal places. Answer E(PRS) m Tables Keypad Keyboard Shortcuts
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
100%
Make sure it’s rounded to 6 decimal places
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Suppose that a bookseller wants to study the relationship between book preference and residential area. A random sample of readers is chosen for the study, and each
participant is asked to choose their favorite genre out of the following choices: mystery, fiction, nonfiction, and self-help. The results are detailed below. Does the
evidence gathered show a relationship between book preference and residential area at a = 0.05?
A
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Answer
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Ⓒ2022 Hawkes Learning
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Copy Data
Step 1 of 4: Calculate the expected value for the number of readers from a rural area who prefer self-help books. Round your answer to six decimal places.
2
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S
X
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option command
#
3
H
E
D
$
4
C
Rural
Urban
Total
R
F
Mystery Fiction Nonfiction
48
49
75
39
77
88
152
%
5
45
93
V
Observed Sample of Readers
E(NRS) =
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A
6
MacBook Pro
B
Y
H
&
7
N
U
Self-Help Total
45
217
71
116
J
8
1
232
M
449
(
9
K
O
)
0
L
P
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command
1
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Keypad
Keyboard Shortcuts
Submit Answer
option
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