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Question: Is math the key to success in college? Here is the opening of a newspaper account of a College Board study of 15,941 high school graduates:
Minority students who take high school algebra and geometry succeed in college at almost the same rate as whites, a new study says. The link between high school math and college graduation is "almost magical," says College Board President Donald Stewart, suggesting "math is the gatekeeper for success in college." "These findings," he says, "justify serious consideration of a national policy to ensure that all students take algebra and geometry."
What lurking variables might explain the association between taking several math courses in high school and success in college? Explain why requiring algebra and geometry may have little effect on who succeeds in college.
Find out the probability that: (a) The amount requested is between $65,000 or more?
What is an independent sample and what is a related sample? When should researchers use varying hypothesis tests for the different types of samples?
A store has an average of 25 people arriving each minute to checkout and each person on the average require 4 minutes to be processed at the checkout. What is the minimum number of cashiers required?
Is there a difference in the number of points students earned on their educational statistics pretests and posttests?
Contrast what you can learn from a scatter plot and T with what you can learn from a confidence limit about the differences in the means.
in an opinion survey a random sample of 1000 adults from the u.s.a. and 1000 adults from germany were asked whether
Mr. James McWhinney, president of Daniel-James Financial Services, believes there is a relationship between the number of client contacts and the dollar amount of sales.
Describe the event you intend on watching and provide the website link. Include the key speakers of the event/panel in your description.
What are the two Branches of Statistics? Theorize what the distributions would approximately look like for both the right-hand and left-hand digits of the populations of towns and cities from your selected state.
Normally distributed with an average of 125 minutes and a standard deviation of 18 minutes. What is the probability that a student taking this test will finish in 100 minutes or less?
If two voters are randomly selected for a telephone survey, what is the probability that the first one is a Democrat followed by a Republican?
Suppose we have a population with the mean of 100 and a standard deviation of 28.We take repeated samples of size 49 and calculate the mean of each sample to form a sampling distribution. Find the mean and standard deviation of the sampling distrib..
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