A company offered one half of its employees a bonus if the production of light bulbs increased by 30%. The other half of the employees was not offered a bonus. As the end of the month, production in the group that did not get the bonus offer increased by a mean of 20 and production in the bonus group increased by a mean of 30.

Question

anonymous · Answer

What is the correct order of steps to determine if the results are significant?


A: Run the experiment many times.


B: Randomly separate the employees’ individual results into two groups.


C: Calculate the probability of a difference of 10.


D: Calculate the difference of the means.


E: Calculate the mean of each group.