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)

Step-by-step explanation:
I think that X2 should be x squared
Answer:
Big Container- $0.30
Medium: $0.33
small: $0.25
Step-by-step explanation:
you divided the number of ounces by the cost
for example- 30/9
small would be the best to by because it is the least cost per ounce