Demand in each period follows the same normal distribution, with mean mu and standard deviation sigma. Assuming demand is independent across periods, which of the following statements about the standard deviation of demand over five periods is true? Group of answer choices It equals sigma. It is greater than sigma but less than 5*sigma. It equals 5*sigma. It is even more than 5*sigma.

Record the journal entry for the provision for uncollectible accounts under each of the following independent assumptions: a. the allowance for doubtful accounts before adjustment has a credit balance of $500. b. the allowance for doubtful accounts before adjustment has a debit balance of $250. c. assume that octoberʼs credit sales were $70,000. uncollectible accounts expense is estimated at 2% of sales. smith, gaylord n.. excel applications for accounting principles (p. 51). cengage textbook. kindle edition.