A poll was conducted to investigate opinions about global warming. The respondents who answered yes when asked if there is solid evidence that the earth is getting warmer were then asked to select a cause of global warming. The results are given in the accompanying data table. Use a 0.01 significance level to test the claim that the sex of the respondent is independent of the choice for the cause of global warming. Do men and women appear to agree, or is there a substantial difference? Human activity Natural patterns Don't know 58 56 163 Male Female 164 Click here to view the chi-square distribution table. 321 298 Identify the null and alternative hypotheses. Ho: H₂: Compute the test statistic. and and (Round to three decimal places as needed.) Find the critical value(s). ***** are are (Round to three decimal places as needed. Use a comma to separate answers as needed.) What is the conclusion based on the hypothesis test? Ho. There sufficient evidence to warrant rejection of the claim that the sex of the respondent is independent of the choice for the cause of global warming. Men and women to agree.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
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A poll was conducted to investigate opinions about global warming. The respondents who answered yes when asked
if there is solid evidence that the earth is getting warmer were then asked to select a cause of global warming. The
results are given in the accompanying data table. Use a 0.01 significance level to test the claim that the sex of the
respondent is independent of the choice for the cause of global warming. Do men and women appear to agree, or is
there a substantial difference?
Human activity Natural patterns Don't know
58
56
321
298
Male
Female
Click here to view the chi-square distribution table.
163
164
Identify the null and alternative hypotheses.
Ho:
H₁:
and
and
Compute the test statistic.
☐
(Round to three decimal places as needed.)
Find the critical value(s).
are
are
(Round to three decimal places as needed. Use a comma to separate answers as needed.)
What is the conclusion based on the hypothesis test?
Ho. There sufficient evidence to warrant rejection of the claim that the sex of the respondent is
independent of the choice for the cause of global warming. Men and women
to agree.
Transcribed Image Text:A poll was conducted to investigate opinions about global warming. The respondents who answered yes when asked if there is solid evidence that the earth is getting warmer were then asked to select a cause of global warming. The results are given in the accompanying data table. Use a 0.01 significance level to test the claim that the sex of the respondent is independent of the choice for the cause of global warming. Do men and women appear to agree, or is there a substantial difference? Human activity Natural patterns Don't know 58 56 321 298 Male Female Click here to view the chi-square distribution table. 163 164 Identify the null and alternative hypotheses. Ho: H₁: and and Compute the test statistic. ☐ (Round to three decimal places as needed.) Find the critical value(s). are are (Round to three decimal places as needed. Use a comma to separate answers as needed.) What is the conclusion based on the hypothesis test? Ho. There sufficient evidence to warrant rejection of the claim that the sex of the respondent is independent of the choice for the cause of global warming. Men and women to agree.
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