An industrial researcher wants to perform a test with the intent of establishing that this company's compact fluorescent lamp has a mean life greater than 6300 hours. The sample size is 106 and he knows that $\sigma$=53 hours.
If he set the rejection region to be what is the level of significance of his test?

Question

An industrial researcher wants to perform a test with the intent of establishing that this company's compact fluorescent lamp has a mean life greater than 6300 hours. The sample size is 106 and he knows that $\sigma$=53 hours.
If he set the rejection region to be  what is the level of significance of his test?

Quizplus · Accepted Answer

The Answer of An industrial researcher wants to perform a test with the intent of establishing that this company's compact fluorescent lamp has a mean life greater than 6300 hours. The sample size is 106 and he knows that $\sigma$=53 hours.
If he set the rejection region to be  what is the level of significance of his test?

An Industrial Researcher Wants to Perform a Test with the Intent