Michelle leases a place which charges an initial fee and an hourly rate. The initial fee of the place is $120 and the total cost charged for 4 hours is $400. Write an equation
for C in terms of h, representing the amount of money Michelle would have to pay to
use the place for h hours.

People end up tossing 12% of what they buy at the grocery store. assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate their behavior. a. calculate the mean and the standard error for the sample proportion p. b. describe the sampling distribution of p in part a. draw a graph of this probability distribution with its mean and standard deviation. what is the probability that your survey will provide a sample proportion more than 15%? c. d. population proportion? what is the probability that your survey will provide a sample proportion within + 0.03 of the