Julio sells computers at an electronics store. Let the random variable C represent the number of computers that Julio sells in one week. The following table shows the probability distribution of C .

Julio earns $800 per week, with a commission of $200 per computer sold. What is the expected value of Julio’s earnings for one week?

A. $3.31
B. $662
C. $1,462
D. $2,848
E. $3,310

Mary had at least an 80% on her test write an inequality to represent this situation

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

Which of the following is true for the relation f(x)=2x^2+1