9) The weekly salaries of teachers in one state are normally distributed with a mean of $490 9) and a standard deviation of $45. What is the probability that a randomly selected teacher earns more than $525 a week?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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#9 please

Find the indicated probability.
8) The volumes of soda in quart soda bottles are normally distributed with a mean of 32.3 oz
and a standard deviation of 1.2 oz. What is the probability that the volume of soda in a
randomly selected bottle will be less than 32 oz?
8)
9) The weekly salaries of teachers in one state are normally distributed with a mean of $490
and a standard deviation of $45. What is the probability that a randomly selected teacher
earns more than $525 a week?
9)
10) In one region, the September energy consumption levels for single-family homes are
found to be normally distributed with a mean of 1050 kWh and a standard deviation of 218
kWh. For a randomly selected home, find the probability that the September energy
consumption level is between 1100 kWh and 1225 kWh.
10)
Transcribed Image Text:Find the indicated probability. 8) The volumes of soda in quart soda bottles are normally distributed with a mean of 32.3 oz and a standard deviation of 1.2 oz. What is the probability that the volume of soda in a randomly selected bottle will be less than 32 oz? 8) 9) The weekly salaries of teachers in one state are normally distributed with a mean of $490 and a standard deviation of $45. What is the probability that a randomly selected teacher earns more than $525 a week? 9) 10) In one region, the September energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh. For a randomly selected home, find the probability that the September energy consumption level is between 1100 kWh and 1225 kWh. 10)
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