Assume a variable is normally distributed with a mean of 30 and standard deviation of 6. P(x>32) = Round to three decimal places. N
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![Assume a variable is normally distributed with a mean of 30 and standard deviation
of 6.
P(x>32) =
Round to three decimal places.
N](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F59871601-ade0-4b71-9c64-469e5c60b47b%2Fe1a971a2-4a72-417c-9b9c-80fcb85f133f%2Fmy4yzia_processed.jpeg&w=3840&q=75)
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- A normal distribution has a mean of 147 and a standard deviation of 4. Find the z-score for a data value of 133. Round to two decimal placesIQ is normally distributed with a mean of 100 and a standard deviation of 15. Suppose one individual is randomly chosen. Let X = IQ of an individual. The middle 30% fall between what two values? (round to 2 decimal places)Length of snowboards in a boardshop are normally distributed with a mean of 151.6 cm and a standard deviation of 0.7 cm. The figure below shows the distribution of the length of snowboards in a boardshop. Calculate the shaded area under the curve.Express your answer in decimal form accurate to at least two decimal places.
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