Question
Quality control personnel at a pharmaceutical factory are checking for deviations in the correct amount of the active ingredient in 5mg pills. The average amount
Quality control personnel at a pharmaceutical factory are checking for deviations in the correct amount of the active ingredient in 5mg pills. The average amount of active ingredient in all pills of this type is supposed to be 10 micrograms. The sample of 40 pills has mean 10.97 micrograms and standard deviation 3 micrograms. Their hypotheses are Ho: mu = 10 versus Ha: mu NE 10. Their p-value turns out to be 0.047. What are their decisions for the given significance levels?
MORE THEN ONE ANSWER CHOOSE ALL THAT APPLY:
Reject Ho at the 5% level of significance because the p-value = 0.047 is less than alpha = 0.05
Reject Ho at the 1% level of significance because the p-value = 0.047 is more than alpha = 0.01
Do not reject Ho at the 5% level of significancebecause the p-value = 0.047 is less than alpha = 0.05
Do not reject Ho at the 1% level of significance because the p-value = 0.047 is more than alpha = 0.01
Accept Ho at the 1% level of significance because the p-value = 0.047 is less than alpha = 0.01
Accept Ha at the 5% level ofsignificance because the p-value = 0.047 is less than alpha = 0.05
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