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To test Ho: H = 20 versus H1 : u To test Ho: = 20 versus HI : < 20, a simple random sample of

To test Ho: H = 20 versus H1 : u

To test Ho: = 20 versus HI : < 20, a simple random sample of size n = 18 is obtained from a population that is known to be normally distributed. Answer parts (a)-(d). Click here to view the t-Distribution Area in Right Tail. (a) If 18.3 and s = 41 , compute the test statistic. (Round to two decimal places as needed.) t-

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