Of 200 youthful gamers (under 18)who tried the new Z-Box-Plus game,160 rated it "excellent," compared with only 144 of 200 adult gamers (18 or over).The pooled proportion for a test to compare the two proportions would be:

Question

Quizplus · Accepted Answer

The pooled proportion is calculated by combining the successes from both groups and dividing by the total number of observations. (160+144)/(200+200) = 304/400 = 0.76.

Of 200 Youthful Gamers (Under 18)who Tried the New Z-Box-Plus α\alphaα

Of 200 Youthful Gamers (Under 18)who Tried the New Z-Box-Plus $\alpha$