Kelsie works at a bicycle shop as a salesperson. She records the number of bicycles she sells on a daily basis. Here is the probability distribution of B = the number of bicycles Kelsie sells on a randomly selected day, and
T = the time she spends filling out daily sales reports.
0
1
2
3
B = # of bicycles sold
T = time (minutes)
0
10
20
30
Probability
0.30
0.50
0.15
10.05
Find the expected value of the amount of time Kelsie spends filling out daily sales reports.
E(T) =
minutes