(c) if the mean thickness is 10 micrometers, what should the standard deviation of thickness equal so that the probability that
1 answer:
You might be interested in
Answer:
8 +
Step-by-step explanation:
I'm assuming you want an answer to the top section of the question.
We can start with 8.
8
When a problem asks for the sum, it's looking for addition, so we use the + sign.
8 +
The problem says "a number," so let's represent that with x. Basically, x just means a number we don't know.
8 + x
The "number" is divided by 4, so we'll just put x/4 as our second term.
8 +
The first integral is already standard and has an antiderivative in terms of