Aconfectionary company did a survey among students. it was found that 80 students liked pastries and 30 of those students liked candies also. there were 15 students who did not like pastries but liked candies. there were 5 students who did not like either pastries or candies.

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

What kind of bond pays interest which is exempt from tax?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is