[bcHl2 i1510Ml2 064 X b c25

Compare the %2 value with the table to determine significance, and that's the McNemar test. Since the value was not significant, we would conclude that neither was the commercial.

Table 10-4

Effect of Television Commercial on Party Allegiance

Table 10-4

Effect of Television Commercial on Party Allegiance

Donkey

Elephant

Before

35a

15b

After

10c

40d

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