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Suit Sales The number of suits sold per day at a retail store is shown in the table, with the corresponding probabilities. Number of suits

Suit Sales The number of suits sold per day at a retail store is shown in the table, with the corresponding probabilities.

Number of suits sold

X

17 18 19 20 21

Probability

PX

0.2 0.2 0.3 0.1 0.2

Find the mean. Round your answer to one decimal place as needed.

Mean:

=

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