(a) Using this data, test at level 0.01 the null hypothesis that the company's premise is correct against the alternative that it is not correct. Calculate the test statistic and determine the P-value. (Round your test statistic to two decimal places and your P-value to four decimal places.) z = P-value = (b) What is the probability that when the test of part (a) is used, the company's premise will be judged correct when in fact 10% of all current customers qualify. (Round your answer to four decimal places.)
(a) Using this data, test at level 0.01 the null hypothesis that the company's premise is correct against the alternative that it is not correct. Calculate the test statistic and determine the P-value. (Round your test statistic to two decimal places and your P-value to four decimal places.) z = P-value = (b) What is the probability that when the test of part (a) is used, the company's premise will be judged correct when in fact 10% of all current customers qualify. (Round your answer to four decimal places.)
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 1SE: What term is used to express the likelihood of an event occurring? Are there restrictions on its...
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(a) Using this data, test at level 0.01 the null hypothesis that the company's premise is correct against the alternative that it is not correct.
Calculate the test statistic and determine the P-value. (Round your test statistic to two decimal places and your P-value to four decimal places.)
| z | = | |
| P-value | = |
(b) What is the probability that when the test of part (a) is used, the company's premise will be judged correct when in fact 10% of all current customers qualify. (Round your answer to four decimal places.)
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