Suppose the length of time for a brunch at a restaurant is normally distributed with mean 60 minutes and standard deviation of 15 minutes. a. What is the probability that a randomly selected table takes less than 45 minutes? b. What is the probability inat a randomly selected table takes more than 30 minutes? c. What is the probability that a randomly selected table takes between 45 and 75 minutes?
Suppose the length of time for a brunch at a restaurant is normally distributed with mean 60 minutes and standard deviation of 15 minutes. a. What is the probability that a randomly selected table takes less than 45 minutes? b. What is the probability inat a randomly selected table takes more than 30 minutes? c. What is the probability that a randomly selected table takes between 45 and 75 minutes?
A First Course in Probability (10th Edition)
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![2. Suppose the length of time for a brunch at a restaurant is
normally distributed with mean 60 minutes and standard
deviation of 15 minutes.
a. What is the probability that a randomly selected table takes
less than 45 minutes?
b. What is the probability inat a randomly selected table takes
more than 30 minutes?
c. What is the probability that a randomly selected table takes
between 45 and 75 minutes?
d. Find the amount of time that corresponds to the 99th
percentile for brunch times.
Find the amount of time, equidistant from the mean of 60
minutes, such that 90% of all brunch times are between
these values.
е.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7b0a5411-bdb0-4804-8919-e2df25fb5bff%2F98b6e3ad-b232-4652-bd27-3eb3d29e33c3%2Fssefyt_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2. Suppose the length of time for a brunch at a restaurant is
normally distributed with mean 60 minutes and standard
deviation of 15 minutes.
a. What is the probability that a randomly selected table takes
less than 45 minutes?
b. What is the probability inat a randomly selected table takes
more than 30 minutes?
c. What is the probability that a randomly selected table takes
between 45 and 75 minutes?
d. Find the amount of time that corresponds to the 99th
percentile for brunch times.
Find the amount of time, equidistant from the mean of 60
minutes, such that 90% of all brunch times are between
these values.
е.
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