Answer:
Option C is correct.
Step-by-step explanation:
Given the expression:
Using properties of summation:
Using properties of summation in the given expression we have;
=
=
Therefore, the following given expression uses the properties of summation to represents is,
Answer:
Option D
Step-by-step explanation:
Given that a producer ships boxes of produce to individual customers.(say x)
X is a normal random variable with mean = 36 and std dev =4 lbs
By definition of std normal variate we know that
is N(0,1)
75th percentile of std normal distribution is
0.675
Hence corresponding x would be
Option D matches with this value
Hence answer is option D