The lengths of human pregnancies are normally distributed with a ...

[neverstopbelieb]

The lengths of human pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. What is the probability that a randomly selected pregnancy lasts at least 300 days?
 
  A) 0.9834 B) 0.0166 C) 0.0179 D) 0.4834

Question 2

If robs falls into a rejection region, then the decision is to H0 and H1.
 
  a. accept; reject
  b. reject; accept
  c. fail to reject; not accept
  d. reject; not accept

[af]

Answer to Question 1

B

Answer to Question 2

B

[neverstopbelieb]

TYSM

[essyface1]

Thanks for the timely response, appreciate it