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Suppose that a certain college class contains 58 students. Of these, 25 are sophomores,34 are history majors, and 11 are neither. A student is selected at random from the class.
(a) What is the probability that the student is both a sophomore and a history major?
(b) Given that the student selected is a history major, what is the probability that she is also a sophomore?
Write your responses as fractions.
I performed a linear regression for the Population to the monthly profit, but do not understand how to use the information. And I do not understand the confidence interval estimate; how do I use and decipher the info.
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Which of the following(s) can be considered (a) variable(s)?
Consider the many possible distributions of grades on a quiz in a statistics class; imagine that the grades could range from 0 to 100.
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I tossed a coin 6 times and recorded the outcomes - H for heads and T for tails. The first set of tosses yielded HTHTTH and the second set of tosses yielded TTTHHH. Which set of tosses is more probable to happen? And why?
Using the internal rate of return as a decision criterion, determine whether or not this proposal should be accepted.
Determine the probability that the number of people who show up will exceed the capacity of the plane?
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