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An appliance manufacturer claims to have developed a compact microwave oven that consumes a mean of less than 300W. From previous studies, it is reported
An appliance manufacturer claims to have developed a compact microwave oven that consumes a mean of less than 300W. From previous studies, it is reported that power consumption for microwave ovens is normally distributed with a standard deviation of 30.3W. A consumer group has decided to try to discover if the claim appears true. They take a sample of 23 microwave ovens and find that the ovens consume a mean of 287.2W. The consumer group conduct a hypothesis test using a p-value approach. The p-value for the hypothesis test is equal toAnswer (please provide your answer to 3 decimal places).
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