The following table reports the results of a drug trial in the treatment of a disease Complete the table as indicated.

	Improved	Not Improved	ROW TOTALS
Drug	40	20	Blank 1
Placebo	16	48	Blank 2
COLUMN TOTALS	Blank 3	Blank 4	N=Blank 5

Completethe following table of expected frequencies.Round values to 1 decimal place

	Improved	Not Improved
Drug	Blank 6	Blank 7
Placebo	Blank 8	Blank 9

Test Ho: No relationship between drug and disease outcome at alpha = .05

What are the degrees of freedom for this problem?Blank 10

What is the critical value of chi-square?Blank 11

What is the calculated value of chi-square?Round to 1 decimal placeBlank 12

What is your statistical decision? (typerejectorfail)Blank 13

Is there a relationship between the drug and disease outcome? (typeyes, noorcan't tell)Blank 14

Based on your statistical decision, do you need to calculate an effect size statistic? (typeyes, no,orcan't tell) Blank 15

If you need to calculate an effect size statistic, which one should you use? (typephi, cramer, or none) Blank 16

If you calculated an effect size statistic,report the value to 2 decimal places here.Blank 17

How would you classify this effect size, if you calculated one? (typesmall, medium,orlarge) Blank 18

Answer the following questions true or false (type inTorF)

The drug has no effect.Blank 19

The drug is an effective treatment for the disease. Blank 20