The scores on a test are normally distrubuted with a mean of 60 and a standard deviation of 12. What is the score that is 2 1/2 standard deviations above the mean?

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Type the correct answer in each box. use numerals instead of words. if necessary, use / fir the fraction bar(s). the graph represents the piecewise function: h