Assume that z is the test statistic. (a) Ho: H = 22.5, Ha: H > 22.5; x = 25.7, o = 6.1, n = 22 (i) Calculate the test statistic z. (Round your answer to two decimal places.) 2.46 (ii) Calculate the p-value. (Round your answer to four decimal places.) .0069 (b) Ho: µ = 200, Ha: H < 200; x = 191.8, o = 33, n = 26 (1) Calculate the test statistic z. (Round your answer to two decimal places.) (ii) Calculate the p-value. (Round your answer to four decimal places.)

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Assume that z is the test statistic.
(a) Ho: u = 22.5, Ha: u > 22.5; x = 25.7, o = 6.1, n = 22
(i) Calculate the test statistic z. (Round your answer to two decimal places.)
2.46
(ii) Calculate the p-value. (Round your answer to four decimal places.)
.0069
(b) Ho: µ = 200, Ha: H < 200; x = 191.8, o = 33, n = 26
(i) Calculate the test statistic z. (Round your answer to two decimal places.)
(ii) Calculate the p-value. (Round your answer to four decimal places.)
46 n= 23
Transcribed Image Text:Assume that z is the test statistic. (a) Ho: u = 22.5, Ha: u > 22.5; x = 25.7, o = 6.1, n = 22 (i) Calculate the test statistic z. (Round your answer to two decimal places.) 2.46 (ii) Calculate the p-value. (Round your answer to four decimal places.) .0069 (b) Ho: µ = 200, Ha: H < 200; x = 191.8, o = 33, n = 26 (i) Calculate the test statistic z. (Round your answer to two decimal places.) (ii) Calculate the p-value. (Round your answer to four decimal places.) 46 n= 23
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Given information:

n= 22 Sample size x=25.7 Sample mean μ=22.5 Population mean σ= 6.1 Population standard deviation

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