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A smooth talking student has a 1/3 probability of talking a policeman out of giving him a speeding ticket. The probability that he is stopped for speeding during a given weekend is 1/2.
1. Find the probability that he will receive no speeding tickets on a given weekwend?
2. Find the probability that he will receive no speeding tickets on 3 consecutive weekends.
the price of a baby tiger has a mean of 115000 and a standard deviation of 25000. a random sample of 16 cubs from a zoo
What do confidence intervals represent? What is the most controllable method of increasing the precision of or narrowing the confidence interval? What percentage of times will the mean, or population proportion, not be found within the confidence ..
Brake Pads- A brake pad manufacturer claims its brake pads will last for 38,000 miles. You work for a consumer protection agency and you are testing this manufacturer's brake pads.
From the past experience he knows that he population standard deviation is three days in testing to determine his blief he could use one of the following plans n=100 a=.01 n=75, a=.o5 n=50, a=.10.
listed 3.52 8.87 3.99 3.61 2.33 3.21 0.25 4.94 are weights in pounds of glass discarded in one week by randomly
Given a situation where a control chart with 3-sigma limits is being constructed to monitor the percentage of defective items produced by a process, if samples of 100 units each are taken from the process and the average percent defective found in..
You have been put in charge of developing a new game of chance. In this game a person will roll two cubes each having the numbers 1 to 6 on their faces. As a first step in developing the game, what are the possible outcomes and their probabilities?
If p is the probability of Event 1 and (1-p) is the probability of Event 2, based on the expected returns, for what values of p would you select A? B? C? Values in the table are payoffs.
Suppose that 55% of all adults with children favor school voucher programs. A sample of 8 adults with children is taken. What is the probability that at least 7 of the adults favor school vouchers?
The price of XYZ Corporation stock is normally distributed all through the year with mean of $42.00 per share and a standard deviation of $2.25 per share. Suppose that the stock is traded 240 days out of the year.
Joe dealt 20 cards from a standard 52-card deck, and the number of red cards exceeded the number of black cards by 8. He reshuffled the cards and dealt 30 cards. This time, the number of red cards exceeded the number of black cards by 10. Dete..
1. nbspif the mean number of hours of television watched by teenagers per week is 12 with a standard deviation of 2
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