Physics, 23.12.2019 22:31 sarahgrindstaff123
Amachine is designed to fill jars with 16 ounces of coffee. a consumer suspects that the machine is not filling the jars completely. a sample of 8 jars has a mean of 15.6 ounces and a standard deviation of 0.3 ounces. assume that the distribution of data is normal. at 10% significance level is there enough evidence to support the consumer’s suspicion that the machine is not filling the jars completely, and the amount of coffee in a cup is less than 16 ounces when filled? answer the question by completing the steps below.
a. state the null and the alternative hypotheses
b. show calculations and state whether or not the null hypothesis is rejected.
c. state your conclusion addressing the original claim.
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Amachine is designed to fill jars with 16 ounces of coffee. a consumer suspects that the machine is...
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