Assume you are the CEO of Black Diamond, a global organization. You realize that some of the people in your organization are highly effective working in teams while others seem to work better individually. You think this might have to do with national or country culture. You have to put together a highly effective team to launch a new product so you want to put together people who like working in teams rather than as individuals. In this case, you might assign members to the team who come from a country.
a. High uncertainty avoidance
b. High collectivism
c. High assertiveness
d. High power distance

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