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Stop! Find the mean and standard deviation of the number of red lights the commuter in Exercise 18 should expect to hit on her way to work during a 5-day work week.
Exercise 18:
Red lights. A commuter must pass through five traffic lights on her way to work and will have to stop at each one that is red. She estimates the probability model for the number of red lights she hits, as shown below.
a) How many red lights should she expect to hit each day?
b) What's the standard deviation?
2. Let f be a surjection. Then f is an isomorphism iff the order of the element f(a) is equal to the order of the element a , for all a belong to G. First, I want to know if f is the trivial homorphism, then both will fail, right? Second, if f is n..
You're a risk manager of ABC company and you are reevaulating your insurance contract. Your insurer has informed you that the expected value of frequency per month for ABC is 2.43.
Then test to see whether it considerably varies from 0 [use alpha = 5%]. Don't forget to identify the null and alternative hypotheses.
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Autos arrive at a tollplaza located at the entrance to a bridge at the rate of 50 per minute during the 5:00 6:00 p.m. hour.
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q1. a researcher wants to determine the sample size necessary to adequately conduct a study to estimate the population
What were the more important political, social, religious, and economic tensions that appeared throughout colonial America in the seventeenth century?
computing the probability values using normal distribution.each month an american household generates an average of 28
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