Pharmacist lilly is researching how long the active ingredient in a particular drug is measured in the liver of people after oral administration. The process has been extensively studied and can be...

Pharmacist lilly  is researching how long the active ingredient in a particular drug is measured in the liver of people after oral administration. The process has been extensively studied and can be expected to follow a normal distribution with a known standard deviation of 22 minutes. lilly decides to measure how long the active substance of the drug is measured in 15 individuals after oral administration. lilly wants to test with a hypothesis test whether the drug is on average different from 620 minutes in the liver. He calculates the value of the appropriate exam size and got out 1.58.

1.What is the p-value of the hypothesis test?

1. 0.1141.


2. 0.9429.


3. 0.0571.


4. Not enough information is given to find the p-value.

Question 2 also discusses pharmacist Lilly´s and her experiment.

2. Which of the following statements is correct about Lilly´s experiment based on the information provided?

1. σ2 = 484.


2. μ = 620.


3. s = 22


4. None of the above statements is correct.