ncompanying contingency table provides a joint frequency distribution for a grou

Question

ncompanying contingency table provides a joint frequency distribution for a group of retired people by career and age at retirement Suppose one of hse people is salected at random, Compule P(A or C ok Click the icon to view the contingency table ch O A. 0421 Contents OB 0253 O C. 0062 O D. 0482 Contingency Table or Success edia Library hase Options Attoney 1235 Professor | 9 | 50 | 97 | 39 |95 Secretary 21 45 63 49178 StereCle 50 182 Career College se Tools Click to select your answer Save Tor ae Type here to search

Explanation / Answer

P(A2 or C3) = (35+50+44+178)/(175+178+178+182)

P(A2 or C3) = 307/730 = 0.421 ( rounded to three places of decimal)

So, Correct option is A

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