Buddy the Elf is going to the North Pole. Each ticket on the Polar Express costs $20. Find the range if Buddy wants to take up to 5 people including himself.

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

What does the sign of the slope tell you about a line?

If you are dealt 4 cards from a shuffled deck of 52? cards, find the probability that all 4 cards are diamondsdiamonds.