document.write( "Question 853762: The average time a person spends at the Barefoot Landing is 103 minutes with a standard deviation of 42 minutes. Find the probability that a randomly selected visitor will spend the following times at the seaquarium. Assume the times are normally distributed. Between 100 and 120 minutes. More than 115 minutes. \n" ); document.write( "
Algebra.Com's Answer #514312 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi,
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document.write( "mean of 103 minutes with a standard deviation of 42 minutes.
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document.write( "Using TI: The syntax is normalcdf(smaller, larger, µ, σ).
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document.write( "Note: The -9999 is used as the smaller value to be at least 5 standard deviations from the mean.
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document.write( "P(x > 115) =  1 - normalcdf(-9999,115, 103,42)\r
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document.write( "Using TI: The syntax is normalcdf(smaller, larger, µ, σ).
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document.write( "P(100 ≤ x ≤ 120)= normalcdf(100,120, 103,42)
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