How to Find the Probability By the Z Score Conversion: #2. [HD]

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Refer to the speeds at which cars pass through a checkpoint. Assume the speeds are normally distributed such that mu = 65 miles per hour and sigma = 5 miles per hour.

Calculate the probability that the next car passing will be traveling less than 55 miles per hour.

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Math
mathematics
z table
z score
alpha value
normal distribution