Question

6. A family went to Disneyland and California Adventure and compiled some statistics in the waiting...

6. A family went to Disneyland and California Adventure and compiled some statistics in the waiting times for various rides. They found that the mean waiting time was 23.65 minutes and the standard deviation was 22.92 minutes.

  1. What is the probability that you will have a wait time between 15 and 30 minutes?
  1. 97% of the rides had a wait time below the Tower of Terror. How long is the approximate waiting time for Tower of Terror?
Math   Statistics-And-Probability   
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Answer #1

6.

Suppose, random variable X denotes waiting time for various rides.

(a)

Required probability is given by

= 0.2561911    [Using R-code 'pnorm(0.2770506)-pnorm(-0.3773997)']

(b)

Suppose, approximate waiting time for Tower of Terror be k minutes.

So, approximate waiting time for Tower of Terror is 66.7578 minutes.

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