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The Apollo space program lasted from 1967 until 1972 and included 13 missions. The missions lasted from as little as 7 hours to as long as 301 hours. The duration of each flight is listed below.

9

195

241

301

216

260

7

244

147

10

295

142





192

a. Explain why the flight times are a population.

b. Find the mean and median of the flight times.

c. Find the range and the standard deviation of the flight times.

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