Question: 13. How many doctors participated in the study? These results are from a fictional study examining whether Accident and Emergency doctors vary in their preference

13. How many doctors participated in the study?

These results are from a fictional study examining whether Accident and Emergency doctors vary in their preference for which nights they want to work over the weekend. The following frequencies were observed:

Friday Saturday 140 70 Test Statistics Kotime Chi-Square 1.155E2 df 2 Asymp.

a) 220

b) 140

c) 500

d) 200

Friday Saturday 140 70 Test Statistics Kotime Chi-Square 1.155E2 df 2 Asymp. Sig. .000 Sunday 10 a. 0 cells (.0 % ) have expected frequencies less than 5. The minimum expected cell frequency is 73.3.

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