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30 Oct 2021
Given information
Given, Terri Vogel, an amateur motorcycle racer, averages 129.71 seconds per 2.5 mile lap (in a seven-lap race) with a standard deviation of 2.28 seconds. The distribution of her race times is normally distributed. We are interested in one of her randomly selected laps. We have to find the distribution of .
Step-by-step explanation
Step 1.
According to the given information, a random variable can be defined as, race times for randomly selected laps. And the distribution of her race times is normally distributed.
So, follows Normal Distribution with a mean 129.11 and a standard deviation 2.28.
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