According to an estimate, more than four hundred thousand Canadians are fired from their jobs. Every year. A study by ABC Inc. identified the following reason for firing (shown in the first Column):

Incompetence	38%	400
Negative Attitude	32%	350
Dishonest	17%	150
Other	13%	100

Is the current distribution of reasons why employees were fired different from the results obtained by ABC Inc.? Test the hypothesis using a 5% level of significance.

Of the 400, 350, 150 and 100 employees interviewed, respectively, 350, 320, 140 and 90 had received a warning from their employer prior to the firing. At a 10% level of significance, can it be concluded that the reason for firing is related to previous warnings given by the employer?

Answer rating: 100% (QA)

State the hypotheses The first step is to state the null hypothesis and an alternative hypothesis Nu... View the full answer