Question
The number of AIDS cases in a particular country in 2011, by region and race, is as shown in the contingency table to the right. Complete parts (a) through (f) below. a. How many cells does this contingency table have? _________ (Simplify your answer.) b. Fill in the missing entries. (Simplify your answers.) c. What was the total number of AIDS cases in the country in 2011? ________ (Simplify your answer.) d. How many AIDS cases were whites? ________ (Simplify your answer.) e. How many AIDS cases were Southemers? _________ (Simplify your answer.) f. How many AIDS cases were black Westerners? ____________ (Simplify your answer.)
Explanation / Answer
a) number of cells =(number of rows)*(number opf columns)=4*3=12
b)
c)
total number =25339
d)total whites =6679
e)total southerners =12891
f)black westerners =745
white black other total northeast 1119 2452 1524 5095 midwest 1122 1553 454 3129 south 2719 7892 2280 12891 west 1719 745 1760 4224 Total 6679 12642 6018 25339