On a map the distance from springfield to pleasantville is 6 in. the map scale is 1/2 in = 20 mi. find the actual distance between springfield and pleasantville. a. 3.34 miles c. 123 miles b. 60 miles d. 240 miles

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