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Mathematics, 05.05.2020 17:44 sam10146
A manufacturer of mosquito repellent claims that the average amount of time their repellent is effective is at least 3.5 hours. A consumer group tests the claim using five randomly selected people. If the average time of effectiveness from the sample was 3.8 hours with a standard deviation of 0.76 hours, what is the critical value (CV test statistic (TS), and decision for this test? (Assume the underlying population is normal and use CI 0. 025.)
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A manufacturer of mosquito repellent claims that the average amount of time their repellent is effec...
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