In a population of exam scores, a score of X = 88 corresponds to z = ＋2.00 and a score of X = 79 corresponds to z = －1.00. Find the mean and standard deviation for the population. (Hint:
Sketch the distribution and locate the two scores on your sketch.)

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points