Elsa makes and sells candles. the function c = 2n + 125 represents her costs, in dollars, for producing n candles. her revenue, or the amount she receives for selling n candles, can be represented by the function r = 4n. which function represents elsa’s profit, p, for selling n candles? elsa makes and sells candles. the function c = 2n + 125 represents her costs, in dollars, for producing n candles. her revenue, or the amount she receives for selling n candles, can be represented by the function r = 4n. which function represents elsa’s profit, p, for selling n candles?

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