Question

Brenda is training to be a volunteer at her library. She wonders what the probability is that the first item she'll get to check out for a customer will be a video. So, on her first day of training, she tracks what items are checked out. The results are shown here in a tally chart.
Books: 37
Videos: 24
Mgazines: 19
Use Brenda's experimental data to estimate the probability that her first item to check out will be a video. Show and explain your work.

Answer 1

24/(37+24+19)

Answer 2

Okay, thanks, but what's the answer?

Answer 3

Twenty-seven?

Answer 4

...Or is that what I have to do?

Answer 5

24/(37+24+19) = 1/3

Answer 6

Oh, okay. Thanks.