The amounts of time per workout an athlete uses a stairclimber are normally​ distributed, with a mean of 20 minutes and

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answerhappygod
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The amounts of time per workout an athlete uses a stairclimber are normally​ distributed, with a mean of 20 minutes and

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The amounts of time per workout an athlete uses a stairclimber
are normally​ distributed, with a mean of 20 minutes
and a standard deviation of 5 minutes. Find the probability
that a randomly selected athlete uses a stairclimber for​ (a)
less than 16 ​minutes, (b)
between 20 and 27 ​minutes, and​ (c) more
than 30 minutes. Question content area bottom
Part 1​(a) The probability that a randomly selected athlete uses
a stairclimber for less than 16 minutes is enter
your response here.
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