Rita is on a team that consists of members who work together over time and distance via electronic media to combine effort and achieve common goals. rita is on a(n)

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

The face of a company is often that of the lowest paid employees who meet the customers. select one: true false

*will mark brainliest! * when a company spends resources (labor, money) to give customers "free" items, those costs are called a. investment costs b. economic costs c. scarcity costs d. opportunity costs answer asap!