Refer to Exercise 1. The vendor begins using heavier packaging, which increases the weight of each package by 50 g.

a. How does this affect the mean weight of the packages?

b. How does this affect the standard deviation of the weights?

Solution:

Step 1 of 3:

A vendor begins using heavier packaging, by increasing the weight of each packages by 50 kg.

We have to find

- How does this affect the mean weight of packages.
- How does this affect the standard deviation of weight of packages.