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coopera1744
02.08.2021 •
Mathematics
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
Solved
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Ответ:
13y
Step-by-step explanation: