Question

Names: Hypothesis Testing: Chi Squared Test 1. A survey collected the data in the table below: \begin{tabular}{|l|l|l|l|} \hline & Male & Female & Total \\ \hline Very Happy & 278 & 311 & 589 \\ Pretty Happy & 128 & 154 & 282 \\ Not Too Happy & 4 & 22 & 26 \\ \hline Total & 410 & 487 & 897 \\ \hline \end{tabular} (a) Write the null and alternative hypotheses: (b) How many degrees of freedom should be used for this test? (c) What is the test statistic? (d) What is the p-value (e) Assuming a significance level of 0.05, do you reject or fail to reject the null hypothesis? (f) Is there sufficient evidence to support the claim that there is a relationship between happiness of marriage and the respondent's gender? 1

          Names:
Hypothesis Testing: Chi Squared Test
1. A survey collected the data in the table below:
\begin{tabular}{|l|l|l|l|}
\hline
 & Male & Female & Total \\
\hline
Very Happy & 278 & 311 & 589 \\
Pretty Happy & 128 & 154 & 282 \\
Not Too Happy & 4 & 22 & 26 \\
\hline
Total & 410 & 487 & 897 \\
\hline
\end{tabular}
(a) Write the null and alternative hypotheses:
(b) How many degrees of freedom should be used for this test?
(c) What is the test statistic?
(d) What is the p-value
(e) Assuming a significance level of 0.05, do you reject or fail to reject the null hypothesis?
(f) Is there sufficient evidence to support the claim that there is a relationship between happiness of
marriage and the respondent's gender?
1

Names:
Hypothesis Testing: Chi Squared Test
1. A survey collected the data in the table below:

Male Female Total

Very Happy 278 311 589

Pretty Happy 128 154 282

Not Too Happy 4 22 26

Total 410 487 897

(a) Write the null and alternative hypotheses:
(b) How many degrees of freedom should be used for this test?
(c) What is the test statistic?
(d) What is the p-value
(e) Assuming a significance level of 0.05, do you reject or fail to reject the null hypothesis?
(f) Is there sufficient evidence to support the claim that there is a relationship between happiness of
marriage and the respondent's gender?
1

Added by Jessica L.

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