Oakland corporation reported a net operating loss of $500,000 in 20x3 and elected to carry the loss forward to 20x4. not included in the computation was a disallowed meals and entertainment expense of $20,000, tax-exempt income of $10,000, and deferred gain on a current year transaction treated as an installment sale of $250,000. the corporation's current earnings and profits for 20x3 would be:

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis.b)reject the null hypothesis and conclude the mean is higher than $6,000 per day.c)reject the null hypothesis and conclude the mean is lower than $6,000 per day.d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day.expert answer