Answer:
The expected number of contracts the sales representative will get this week is 5.22
Step-by-step explanation:
For each client, there are only two possible outcomes. Either there is a sales contract, or there is not. The probability of having a sale contract with each client is independent of other clients. So we use the binomial probability distribution to solve this problem.
Binomial probability distribution
Probability of exactly x sucesses on n repeated trials, with p probability.
The expected value of the binomial distribution is:

In this problem, we have that:

What is the expected number of contracts the sales representative will get this week?

The expected number of contracts the sales representative will get this week is 5.22
20 + 5 + 2 + 3 + 1 minus 1 =30
Your roots would be 6, 4, and -2
Per 1 yard the cost would be $0.38. Not sure what unit you need it in, but thats the answer in yards.
Answer:
Step-by-step explanation:
Formula is to add 6. As you can see: 3+6=9; 9+6=15; 15+6=21 and 21+6=27.
I hope this was helpful.