Question

In: Statistics and Probability

Are SF Bay Area households less likely to have real Christmas trees than LA Metro Area...

Are SF Bay Area households less likely to have real Christmas trees than LA Metro Area households? 189 of the 350 SF Bay Area households surveyed had real Christmas trees whereas 220 of the 400 LA Metro Area surveyed had real Christmas Trees. What can be concluded at the 0.05 level of significance?

H0: PSF = PLA

Ha: PSF <, >, or not equal to? PLA

Test statistic: t, F, Z, or Chi-square?

Which of these is the critical value(s)?: -1.96, 1.96

-1.645, 1.645

-1.645

-1.28

p-Value (round to three decimal places): 0.036, 0.018, 0.041, or 0.392?

Reject the null hypothesis or Fail to reject the null hypothesis?

There is insufficient data or sufficient data?

Solutions

Expert Solution


orchestra answered 2 years ago
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