The manager of a grocery store has taken a random sample of 100 customers. the average length of time it took these 100 customers to check out was 3 minutes. it is known that the standard deviation of the population of checkout times is 1 minute. the 95% confidence interval for the true average checkout time (in minutes) isa. 1.36 to 4.64.b. 2.5 to 3.5.c. 2.804 to 3.196.d. 1 to 5.

Acompany manufactures hair dryers. it buys some of the components, but it makes the heating element, which it can produce at the rate of 920 per day. hair dryers are assembled daily, 250 days a year, at a rate of 360 per day. because of the disparity between the production and usage rates, the heating elements are periodically produced in batches of 2,300 units. a. approximately how many batches of heating elements are produced annually? b. if production on a batch begins when there is no inventory of heating elements on hand, how much inventory will be on hand 4 days later? c. what is the average inventory of elements, assuming each production cycle begins when there are none on hand?

The following selected amounts are reported on the year-end unadjusted trial balance report for a company that uses the percent of sales method to determine its bad debts expense. accounts receivable $ 435,000 debit allowance for doubtful accounts 1,250 debit net sales 2,100,000 credit all sales are made on credit. based on past experience, the company estimates 1.0% of credit sales to be uncollectible. what adjusting entry should the company make at the end of the current year to record its estimated bad debts expense

If you miss two payments on a credit card what is generally the penalty