A wholesale store buys 3000 of their most popular coffee mugs each month. The cost of ordering and receiving shipments is $12 per order. Accounting estimates annual carrying costs are $3.60. The supplier lead time is 12 operating days. The store operates 240 days per year. Each order is received from the supplier in a single delivery. There are no quantity discounts. Use 2 decimal places in your calculations (if needed) and then round your final answer to the closest whole number.

One question from a survey was "how many credit cards do you currently have? " the results of the survey are provided. complete parts (a) through (g) below. click the icon to view the survey results. (a) determine the mean number of credit cards based on the raw data. the mean is 3.113.11 credit cards. (type an integer or a decimal. do not round.) (b) determine the standard deviation number of credit cards based on the raw data. the standard deviation is 1.9111.911 credit cards. (round to three decimal places as needed.) (c) determine a probability distribution for the random variable, x, the number of credit cards issued to an individual. x (# of cards) p(x) x (# of cards) p(x) 1 0.280.28 6 nothing 2 nothing 7 nothing 3 nothing 8 nothing 4 nothing 9 nothing 5 nothing 10 nothing (type integers or decimals. do not round.)