A set of quiz scores is shown in the histogram below. The mean of the data set is 20.2, and the (population) standard deviation is 2.4. How many numbers in the data set are within 1 standard deviation of the mean?

Find x if you=4 3y-6/x=12

Is (x - 4) a factor of f (x) = x3 - 2x2 + 5x + 1? Use either the remainder theorem or the factor theorem to explain your reasoning?

A print shop printed and assembled 8 books in 5 minutes. At this rate how many books can be printed and assembled 3 hours?

What can u multiply to get 6000 with 2.2

Line that is parallel to y = - 3/2x-1

The half-life of a certain substance is 26 years. How long will it take for a sample of this substance to decay to 92 % of its original amount? Use the exponential decay model, A = A_0 e kt, to solve. years (Round to one decimal place as needed.)

An English professor assigns letter grades on a test according to the following scheme. A: Top 7% of scores B: Scores below the top 7% and above the bottom 59% C: Scores below the top 41% and above the bottom 18% D: Scores below the top 82% and

The jewerly store has a ring with a retail price of $372.50 it is on sale for 60% off the retail price what is the discount

The cheetah population in the Sahara Desert is declining at a rate of 4.5% per year. The population was 925 in the year 2005. Which answer is the best prediction of the population in year 2012? 1250 412 670 901

A building has a height of 100ft and a length of 100ft. An architect wants to add to the building by doubling the length of the building. What is the length of the building after the addition?