(B) fo.z foro
(B) fo.z foro
(B) fo.z foro
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38 Samp[e Examination Two Section I<br />
22. The correlation between height and weight among men betr,veen the ages of 18 and 70<br />
in the United States is appro.ximately 0.42. Which of the <strong>fo</strong>lloivine conciusions does<br />
NOT <strong>fo</strong>llow from the data?<br />
(A) Talier men tend to be heavier.<br />
(B) Changing the units of 'weight and height wouid stiil yieid the sarne correiation value.<br />
(C) Heavier mell tend io be tailer.<br />
(D) [f a man in this gloup ciranses his diet and gains ] 0 pounds, he is likeiy to get taller.<br />
(E) There is a moderate association betn'een a il]an's height and weight.<br />
23. A high school guidance counselor wishes to compare the PSAT results <strong>fo</strong>r the male and<br />
female students in the junior ciass at your high school. \\'hich is the best technique <strong>fo</strong>r<br />
gathering the data needed?<br />
(A) census<br />
(B) experiment<br />
(C) observational study<br />
(D) sample survey<br />
(E) a double blind experiment<br />
Unauthorized copying or reusing<br />
any part of thls page is illegal<br />
Answer<br />
[]<br />
Answer
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