The amounts of time per workout an athlete uses a stairclimber are normaly distributed, with a mean of 22 minutes and a standard deviation of 7 minutes. Find the probablity that a randomly selected athlete uses a stairclimber for (a) less than 17 minutes, (b) between 22 and 29 minutes, and (C) more than 30 minutes. (a) The probability that a randomly selected athiete uses a stairclimber for less than 17 minutes is (Round to four decimal places as needed.) (b) The probability that a randomly selected athlete uses a stairclimber between 22 and 29 minutes is (Round to four decimal places as needed.) (c) The probability that a randomly selected athlete uses a staircimber for more than 30 minutes isO (Round to four decimal places as needed.)

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The amounts of time per workout an athlete uses a stairclimber are normally distributed, with a mean of 22 minutes and a standard deviation of 7 minutes. Find the probability that a randomly selected athlete uses a stairclimber for (a) less than 17 minutes, (b) between 22 and 29 minutes, and (c) more than 30 minutes.
(a) The probability that a randomly selected athlete uses a stairclimber for less than 17 minutes is.
(Round to four decimal places as needed.)
(b) The probability that a randomly selected athlete uses a stairclimber between 22 and 29 minutes is|
(Round to four decimal places as needed.)
(c) The probability that a randomly selected athlete uses a stairclimber for more than 30 minutes is
(Round to four decimal places as needed.)
Transcribed Image Text:The amounts of time per workout an athlete uses a stairclimber are normally distributed, with a mean of 22 minutes and a standard deviation of 7 minutes. Find the probability that a randomly selected athlete uses a stairclimber for (a) less than 17 minutes, (b) between 22 and 29 minutes, and (c) more than 30 minutes. (a) The probability that a randomly selected athlete uses a stairclimber for less than 17 minutes is. (Round to four decimal places as needed.) (b) The probability that a randomly selected athlete uses a stairclimber between 22 and 29 minutes is| (Round to four decimal places as needed.) (c) The probability that a randomly selected athlete uses a stairclimber for more than 30 minutes is (Round to four decimal places as needed.)
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