Megan and Steve have found a home they want to purchase. The selling price is $320,000. They will put 20% down and get a 30 year, 6% APR, monthly payment mortgage. Insurance is $1,800 per year and taxes are $3,000 per year. What is their monthly PITI? a. $1,684.85
b. $1,784.85
c. $1,934.85
d. $1,534.85

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