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1. A committee consisting of 6 people to be selected from eight parents and four teacher. Find the probability of selecting three parents and three teacher.
2. You are dealt one card from a 52- card deck. Then the card is replaced in the deck, the deck is shuffled, and you draw again. Find the probability of getting a five each time.
3. You are dealt one card from a 52- card deck. Then the card is replaced in the deck, the deck is shuffled, and you draw again. Find the probability of getting a picture card the first time ad a spade the second time.
4. A architect is considering bidding for the design of a new shopping mall. The cost of drawing plan a submitting a model is $10,000. the probability being awarded the bid is 0.09, and anticipated profit are $100,000,resulting in a possible gain of this amount minus the $100,000 cost for plans and a model. What is the expected value in this situation?
question sat versus actthere are two major tests of readiness for college the sat and the act. while act are reported
For a regional survey of suburban households to obtain data on television viewing habits, a statistical sample of suburban areas is first selected. Within the chosen areas, statistical samples of whole blocks are selected; and within the selected..
the data below are the temperatures on randomly chosen days during a summer class and the number of absences on those
A sample of 144 cans of coffee showed an average weight of 16 ounces. The standard deviation of the population is known to be 1.4 ounces.
what effect does the sample size have upon the maximum error of
an economist states that 10 of springfields labor force is unemployed. a random sample of 400 people in the labor
Use α = 0.10 and assume that the population is normally distributed. Write a paragraph that interprets the test's decision.
The data set odor .txt contains three responses gathered from a factorial design (described in Chapter 9). The purpose of the experiment was to study the effect of formulation changes for a lens coating on three primary responses:
between 4 and 9 pm cars place orders at the drive through window of the tiki takeout restaurant once every 5
For a random sample of 23 European countries, the variance on life expetancey was 7.3 years. What is the 95% confidence interval for the variance of life expectancy in all of Europe?
experiments have shown that when a clean tungsten surface is heated by laser irradiation using a focused ruby laser the
A mean of 22 miles-per-gallon and a standard deviation of 5 miles-per-gallon. What is the probability that a car will get less than 21 miles-per-gallon.
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