the data set has an outlier if 78. 3 6 13 17 18 2 5 11 15 12 14 19 78 what effect does removing the outlier have on the distribution of the data

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Charlie tosses five coins. what is the probability that all five coins will land tails up.