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Interchanging two rows in a contingency table will not have an effect on the chi- - page 13 / 13

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v.

Null hypothesis:

vi.

Alternative hypothesis:

vii.

Test Statistic:

viii.

Decision Rule:

1.

The following partial ANOVA table was obtained from a 2-way ANOVA where three advertisements were being compared among men and women. A total of 30 males and 30 females were sampled, and 10 of each were exposed to ads 1, 2, and 3, respectively. A measure of attitude toward the brand was obtained for each subject.

Source

df

Sum of Squares

Mean Square

F

Ads

1000

Gender

500

Ads*Gender

1200

Error

54

---

Total

59

5400

---

---

a)

Complete the ANOVA table

b)

Test whether the ad effects differ among the genders (and vice versa) (=0.05).

i.

Test Statistic: _________________________

ii.

Conclude interaction exists  if test statistic is ________________________

iii.

P-value is above or below 0.05 (circle one)

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