Question: The following data represent the tips left by 21 customers for the wait staff at a local restaurant: a. Calculate the 30th percentile for the

The following data represent the tips left by 21 customers for the wait staff at a local restaurant:

$18.40 $10.35 $12.15 7.75 $14.00 9.50 $1145 $16.00 $15.50 $12.75 $10.50 $12.40

a. Calculate the 30th percentile for the data.

b. Calculate the 45th percentile for the data.

c. Calculate the 65th percentile for the data.

$18.40 $10.35 $12.15 7.75 $14.00 9.50 $1145 $16.00 $15.50 $12.75 $10.50 $12.40 $13.75 $10.75 8.40 $17.85 $16.50 $17.60 $14.10 $10.00 $11.00

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