(Solved): In a restaurant, the proportion of people who order coffee with their breakfast is 0.9. A simple ra ...

In a restaurant, the proportion of people who order coffee with their breakfast is 0.9. A simple random sample of 144 patrons of the restaurant is taken Enter your answers with four decimal figures (eg 0.3421) The expected value of phat is A 0.9000 8.0.0250 The standard deviation of the sampling distribution of p hat is The random variable in this problem is C. The sample proportion of people who order coffee with their dinners out of 144 patrons D.0.1359 E.0.1359 The probability that the proportion of people who will order coffee with their breakfast is between 0.85 and 0.875 is The probability that the proportion of people who will order coffee with their meal is at least 0.945 is