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Question: Admission officers in Colleges A and B use SAT scores as their admission criteria. SAT scores are normally distributed with mean 500 and standard deviation 80. College A accepts people whose scores are above 600, and College B accepts the top 1% of people in terms of their SAT scores.
(a) What percentage of high school seniors can get into College A?
(b) What is the minimum score needed to get accepted by College B?
The time between customer arrivals at a bank has an exponential distribution with a mean time between arrivals of three minutes.- If a customer just arrived, what is the probability that another customer will not arrive for at least two minutes?
Spanish a 3 credit hour course. If 4 grade points are assigned for an A, 3 for a B and 2 for a C, what is the weighted mean for the semester grades?
Cards. You are dealt a hand of three cards, one at a time. Find the probability of each of the following.
Critique financial management strategies that support business operations in various market environments. Analyze financial statements for key ratios, cash flow positions, and taxation effects.
Use the Poisson model to approximate the probability that there will be at least one major earthquake in the next 1000 days.
A random sample of 400 college students was selected and 120 of them had at least one motor vehicle accident in the previous two years. A random sample of 600 young adults not enrolled in college was selected and 150 of them had at least one motor..
A survey of 100 clients of pacific gas and electric resulted in the following frequency distribution of monthly charges.
Shelli also mentions that she thought Gregory might also make vegetarian lasagna, since that is his favorite recipe. Chantal's preferences for the two new.
A sample of 50 bottles reveals a mean weight of 502.1 ml. Construct and interpret a 90% confidence interval for the mean. Be sure to interpret the meaning of this interval.
A raincoat manufacturer wants to know whether customers prefer any specific color over other colors in raincoats. He selects a random sample of 50 raincoats sold and notes the colors. At a = 0.10, is there a color preference for the raincoats?
Suppose that data is recorded for equal period of "before"-"after" time. Use 1% level for risk. Given processed data, explain what John must do.
suppose that fifty-two percent of the residents of the city eugene think that arizona will defeat oregon in their next
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