The audi 5000s was investigated because of reported instances of unintended acceleration. the investigating body concluded that the acceleration was not a result of a system malfunction but was due instead to driver error. however, they also said that the awkward placement of the brake and accelerator pedals was the primary contributor to these driver errors. by designing this part of the 5000s in an ergonomically inefficient manner, audi ignored which of the four basic rights of consumers? the right to be informed the right to choose the right to safety the right to be heard the right to comfort

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