If age is an explanatory variable and height is the corresponding response
variable, which of these would be represented by the y-axis on a scatterplot?
a. height
b. both age and height
c. age
d. neither age nor height

The probability of drawing a heart from a standard deck of cards is .25. you record the card you draw and return the card before shuffling to ensure a binomial distribution. if you do this 20 times what is the probability that you will draw a heart 7 times? a. 0.888 b. 0.001 c. 0.112 d. 0.473