The Trade Show Bureau conducted a survey to determine why people go to trade shows. The respondents were asked to rate a series of reasons on a scale from 1 to 5, with 1 representing little importance and 5 representing great importance. One of the reasons suggested was general curiosity. The following table summarized the responses for 50 people from the computers/electronics industry and 50 people from the food/beverage industry recorded for general curiosity. Use these and α = .01 to determine whether there is a significant difference between people in these two industries on this question.
Assume the variance for the computer/electronics population is 1.0188 and the variance for the food/beverage population is 0.9180 and the data are interval in level. (Outputs sheet page 1 and 2 can help you for this problem) COMPUTERS/ELECTRONICS FOOD/BEVERAGE
Sample Mean 1.96 and 3.02
Sample Variance 1.01877551 and 0.917959184
Observations 50 and 50
Get Answers For Free
Most questions answered within 1 hours.