Answer:
Step-by-step explanation:
Let X = the monthly charges for cell phone plans
X is N(63, 17)
a) Normal curve with mean =63 and std dev =17
Find attachment
b) X<46
Since area = 0.1587, we get probability = 0.1587
P(X<46) = 0.1587
8+ (x-3)
this would be the answer
we are given
we can make exponent positive
..............Answer
Answer:
a
Step-by-step explanation:
answer
Answer:
0.67
Step-by-step explanation:
0.668 is close to 0.67 than 0.66