Answer:
-17
Step-by-step explanation:
simple math
Answer:
The increase in cost is $ 213750
Step-by-step explanation:
From the question we are told that
The marginal cost function is where
Since is in dollars it means that is the cost price and x is given as the number of bikes now to obtain for the given increase of the number of bikes we integrate within the increase limit
This can be evaluated as
$ 213750
Answer:
0.5
Step-by-step explanation:
Given that height of 7 year old children are normally distributed with mean =49 inches and std deviation = 2inches
Brenda is 50 inches tall
This means her X score is 50
To convert this X score to Z score we use the formula given below
Here we know all the values of x, mu and sigma
Just substitute
Z score
=
Thus Z score of Brenda is 0.5