Marty's Photo Shop had net income of 89,000 this year with owner's equity of 112,000 . Rounded to the nearest tenth of a percent, what is the return on investment for the year?
a. 87.5
b. 73.6
c. 80.0
d. 79.5
Question 2
Which of the following statements is correct regarding the graph of a discrete probability distribution?
a. It is a series of spikes.
b. The height of each spike is the probability of the corresponding value.
c. There is an empty space between adjacent spikes.
d. All of these statements are correct.