Mathematics, 21.10.2020 22:01, quigley523

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. A 2-column table with 5 rows. Column 1 is labeled number of tickets with entries 1, 2, 3, 4, 5. Column 2 is labeled Probability with entries 0.29, 0.44, 0.19, 0.06, 0.02.

What is the standard deviation of the distribution?

0.89
0.95
1.41
1.99

Answers: 2

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