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CHAPTER 3 PROBABILITY TOPICS 211 93. pproximately 281,000,000 people over a live

ID: 3226357 • Letter: C

Question

CHAPTER 3 PROBABILITY TOPICS 211 93. pproximately 281,000,000 people over a live in the United States. of these people, 55,000,000 speak a language other than English at home. Of those who speak another language at home, 62.3% speak Spanish. Let: E speaks English at home: E' speaks another language at home: S speaks Spanish; Finish each probability statement by matching the correct answer. Probability Statements Answers i. 0.8043 a. P(E) ii. 0.623 b. P(E) F iii. 0.1957 c. POS and E) iv. 0.1219 d. P(SIE) Table 3.17 t hold lotte ,y (permits for non-citizens to work legally i issue 55 000 Green Cards

Explanation / Answer

a) P(no English)=55000000/281000000=0.1957 (Answer iii)

b) P(English)=1-0.1957=0.8043 (Answer i)

c) P(S and no English)=0.1957*0.623 =0.1219 (Answer iv)

d) P(S given no English)= P(S and English)/ P(no English)=0.1219/0.1957=0.623 (Answer ii)