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If the number of visitors to national parks was up 10800000 in year 7 then how could it be -11150000 over a 10 year period

What is the arithmetic mean of a set one numbers with 1 variable? (i.e. - 10, 10, 10, 10, 8, 8, 8, 8, 12, 12, 11, y) ?   The question asks for us to find the arithmetic mean (average)...

In a particular city, 40% of high school graduates go to college upon graduation. Suppose that we take repeated random samples, each of 300 high school graduates from that city, and made a...

Also the minimum score to pass (not to receive an F)

John has test scores of 85, 90, and 75. He needs a mean score of 85 inorder to get a B. What score must he makeon the next test in order to get a B (85) in the class?

Find the mean of the following numbers:24,65,25,24, and 28. Then eliminate the largest value and find the mean of the remaining numbers

Consider the function f(x)=2√(x)+1 on the interval [2,7]. Find the average of mean slope of the function on this interval. (Provide specific answers) By the mean value theorem, we know there...

I have 20 items that people asked to pick their top 10 and rate them from 1-10 with 1 being the best.  We want to calculate which item ended up being #1 for the group, then #2, etc.  However,...

Consider the function f(x)=2√(x)+1 on the interval [2,7]. Find the average or mean slope of the function on this interval.  By the mean value theorem, we know there exists a c in the...

Five percent of people in the U.S that are eligible to donate blood actually do. There are 11,000 eligible people in town, find the mean, variance, and standard deviation for the number of people...