Consider a sample (n=50) which can be modeled as 50 draws from the box [1 1 2 2 2 4]. The mean is 2 and the standard deviation is 1.

Using a normal approximation of the sum, what is the chance that the sum will be less than 90?

Question 1 options:

A)

46%

B)

8%

C)

49%

D)

23%