Waiting for answer This question has not been answered yet. You can hire a professional tutor to get the answer.
Recent experience indicates that the monthly dollar sales of a certain non-seasonal product approximately follows a Normal distribution with mean...
Recent experience indicates that the monthly dollar sales of a certain non-seasonal product approximately follows a Normal distribution with mean 12,000 and standard deviation of 1,000.
Find the probability that the sales for next month was 15,000 or larger.