Use the informat tion given in the following paragraph to answer four questions

Question

Use the informat tion given in the following paragraph to answer four questions that follow. A small cinema in Denton believes that a movie that is considered a comedy will draw a larger crowd on average than a movie that is a drama. To test this belief, the cinema randomly selects several movies that are classified as comedies and several movies that are classified as dramas and determines the tickets sold. The following results are obtained with Excel, assuming equal variances at a significance level of 0.05. n Comedy Drama t-Test: Two-Sample Assuming Equal Variances Variable Variable 6 10.58333 9.416667 35.53788 19.7197 12 Variance 5 25 12 Observations 6 12 21 Pooled Variance 14 Hypothesized Mean Difference 8 15 9 10 6 11 18 12 7 7 tStat 6 P(Tct) one-tail t Critical one-tail P(Tcet) two-tail t Critical two-tail 0.543678 0.296065 1.717144 0.592131 9. What is the Null hypothesis for this test?

Explanation / Answer

As per the given t test report the answers are

Question 9

Null Hypotheis : H0 : comedy   drama

Question 10

Pooled Variance = 1/2 * [35.53788 + 19.7197] = 27.6288 or option B

Question 11

Degree of freedom dF = 12 + 12 -2 = 22 option b is correct.

Question 12

P - value is p > 0.1 so option e is correct.

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