Mathematics, 20.01.2021 22:00 marahdgz

The owner of a local movie theater keeps track of the number of tickets sold in each purchase and makes a probability distribution based on these records. Let X represent the number of tickets bought in one purchase. The distribution for X is given in the table. What is the standard deviation of the distribution?

0.89
0.95
1.41
1.99

The owner of a local movie theater keeps track of the number of tickets sold in each purchase and m

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