Answer:
Proved Below
Step-by-step explanation:

Hence, Proved that
is equivalent to
.
Answer:
99.8% is the percent of bags contain between 62 and 86 potato chips.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 74
Standard Deviation, σ = 4
We are given that the distribution of number of potato chips in a bag is a bell shaped distribution that is a normal distribution.
Formula:

P( bags contain between 62 and 86 potato chips)

Answer:
B
Step-by-step explanation:
I think it is No am not sure exactly
Answer:
it has increased by 1/2 so the scale factor would either be 3/2 or 1.5 or something
Step-by-step explanation: