Question: Please solve the following problems on paper QUESTION 1 State the null and alternative hypotheses and identify which represents the claim for each of the

Please solve the following problems on paper

QUESTION 1 State the null and alternative hypotheses and identify which represents the claim for each of the following situations: a) A university publicises that the mean duration for its students who graduate in 4 years is 82%. b) A cereal company advertises that the mean weight of the contents of its EEO-ounce size cereal boxes is more than 20 ounces. c) A phone company claims that the average customer pays less than $30 a month. d) A marketing research rm believes that the average number of hours per week that Americans watch television differs from 15 hours a week. QUESHON 2 Determine the critical values for 2 that would be used to test the null hypothesis at the given level of signicance, as described in each of the following: a) Ho: p. = 20 HI] b) Ho: i1 s 24 H... c) Ho: [1 a 10.5 H, d) Ho: [1 = 35 H. QUESON 3 :pat20 :u.>24 :u

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