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The test statistic of z=−2.86 is obtained when testing the claim that p < 0.68. a....

The test statistic of z=−2.86 is obtained when testing the claim that p < 0.68. a. Using a significance level of alphaαequals=0.01, find the critical​ value(s). b. Should we reject Upper H0 or should we fail to reject Upper H0​? Click here to view page 1 of the standard normal distribution table. LOADING... Click here to view page 2 of the standard normal distribution table. LOADING... a. The critical​ value(s) is/are zequals=nothing. ​(Round to two decimal places as needed. Use a comma to separate answers as​ needed.)

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Answer #1

a) Critical value = -Z0.01 = -2.33

b) Reject H0. Because test statistic < -2.33

                                                                                                                       

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