Clare finally got permission from her parents to paint her bedroom purple, and she can't wait to start! She decides to get 1 gallon of paint for the walls, 2 quarts for the ceiling, and 1 quart for the trim. Just to be safe, she also wants to get an extra quart of paint. How many gallons of purple paint should she buy in all?

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