The amounts of time per workout an athlete uses a stair climber are normaly distributed, with a mean of 23 minutes and a standard deviation of 7 minutes. Use the normalcdf function in the calculator to find the probability that the time a randomly selected athlete uses a stair climber is less than 19 minutes. O A. 0.716 O B. 0.103 O C. 0.498 D.' 0.284

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The amounts of time per workout an athlete uses a stair climber are normaly distributed, with a mean of 23 minutes and a standard deviation of 7 minutes. Use the normalcdf function in the calculator to find the probability that the
time a randomly selected athlete uses a stair climber is less than 19 minutes.
O A. 0.716
O B. 0.103
O C. 0.498
D.' 0.284
Transcribed Image Text:The amounts of time per workout an athlete uses a stair climber are normaly distributed, with a mean of 23 minutes and a standard deviation of 7 minutes. Use the normalcdf function in the calculator to find the probability that the time a randomly selected athlete uses a stair climber is less than 19 minutes. O A. 0.716 O B. 0.103 O C. 0.498 D.' 0.284
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