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Step 1 of 4: Calculate the expected value for the number of doctors voting for the Democratic party. Round your answer to six decimal places. Answer E(RDD)= Tables Keypad Keyboard Shortcut

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 30PPS

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Pollsters want to test if an association exists between a person's profession and their political party. A random sample of 323 voters is polled, resulting in the data in the
following table. Based on these results, is there enough evidence at the 0.05 level of significance to say that an association exists?
.
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Step 1 of 4: Calculate the expected value for the number of doctors voting for the Democratic party. Round your answer to six decimal places.
1
1
©2022 Hawkes Learning
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A
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Z
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E
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Doctor
Observed Sample of Voters
Democrat Republican
39
36
40
40
38
22
14
19
46
29
177
146
Lawyer
Teacher
Farmer
Laborer
Total
%
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MacBook Pro
B
Y
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75
80
60
33
75
323
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