Find the standardized test statistic. z= (Round to two decimal places as needed.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 13PPS
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Question
100%
Find the standardized test statistic.
Transcribed Image Text:100
Use the figure to the right, which shows the percentages of adults from several countries who favor building new nuclear power plants in their country. The survey included random
samples of 1128 adults from Country A, 1026 adults from Country B, 1008 adults from Country C, and 1061 adults from Country D. At a = 0.01, can you reject the claim that the
proportion of adults in Country C who favor building new nuclear power plants in their country is greater than the proportion of adults from Country D who favor building new nuclear 80-
power plants in their country? Assume the random samples are independent.
60-
40-
20
Country A 50%
Country B 46%
Country C 45%
Country D 39%
CETTE
Identify the claim and state Ho and Ha
The claim is "the proportion of adults in Country C who favor building new nuclear power plants in their country is greater than the proportion of adults from Country D who favor building new nuclear power plants i the
Let p, represent the population proportion for Country C and p2 represent the population proportion for Country D. State Ho and Ha-
Choose the correct answer below.
OA. Ho: P₁ P2
OB. Ho: P1 P2
Ha: P₁ P₂
OC. Ho: P₁ P2
H₂: P₁ = P₂
На: Р1 < P2
OD. Ho: P1 P2
E. Ho: P₁ SP2
OF. Ho: P1 = P2
Ha: P₁ P₂
Ha: P₁ SP₂
Ha: P₁ P2
Find the standardized test statistic.
z = (Round to two decimal places as needed.)
0-
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