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Required Information The General Social Survey asked a sample of adults how many siblings (brothers and sisters) they had (X) and also how many children they had (Y). We show results for those who had no more than 4 children and no more than 4 siblings. Assume that the joint probability mass function is given in the following contingency table: X 0 1 2 3 4 O' 0.03 0.09 0.09 0.06 0.04 1 0.01 0.05 0.05 0.04 0.03 y 2 0.02 0.08 0.07 0.07 0.04 3 0.01 0.03 0.04 0.04 0.03 4 0.01 0.01. 0.02 0.02 0.02 . Find the conditional expectation EXY= 3). (Round the final answer to four decimal places.) EXY=3)=[

Required Information The General Social Survey asked a sample of adults how many siblings (brothers and sisters) they had (X) and also how many children they had (Y). We show results for those who had no more than 4 children and no more than 4 siblings. Assume that the joint probability mass function is given in the following contingency table: X 0 1 2 3 4 O' 0.03 0.09 0.09 0.06 0.04 1 0.01 0.05 0.05 0.04 0.03 y 2 0.02 0.08 0.07 0.07 0.04 3 0.01 0.03 0.04 0.04 0.03 4 0.01 0.01. 0.02 0.02 0.02 . Find the conditional expectation EXY= 3). (Round the final answer to four decimal places.) EXY=3)=[

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 2E
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4 1 ook 9 Hint Print ! Mc Graw Hill 1 65°F Required Information The General Social Survey asked a sample of adults how many siblings (brothers and sisters) they had (X) and also how many children they had (Y). We show results for those who had no more than 4 children and no more than 4 siblings. Assume that the Joint probability mass function is given in the following contingency table: Partly sunny X 0 F1 1 2 3 4 O' 0.03 0.09 0.09 2 0.06 0.04 F2 Find the conditional expectation EXY = 3). (Round the final answer to four decimal places.) EXY = 3) = | W 1 0.01 0.05 0.05 0.04 0.03 S # 3 F3 y - E 2 0.02 0.08 0.07 0.07 0.04 Q Search $ 4 F4 3 0.01 0.03 0.04 0.04 0.03 R % 5 4 0.01 0.01. 0.02 0.02 0.02 . F5 T 0 F6 A 6 L Y F7 & < Prev 7 -C m 4 F8 * 8 of 17 DELL F9 Next > 9 prt sc F10 1 0
Transcribed Image Text:4 1 ook 9 Hint Print ! Mc Graw Hill 1 65°F Required Information The General Social Survey asked a sample of adults how many siblings (brothers and sisters) they had (X) and also how many children they had (Y). We show results for those who had no more than 4 children and no more than 4 siblings. Assume that the Joint probability mass function is given in the following contingency table: Partly sunny X 0 F1 1 2 3 4 O' 0.03 0.09 0.09 2 0.06 0.04 F2 Find the conditional expectation EXY = 3). (Round the final answer to four decimal places.) EXY = 3) = | W 1 0.01 0.05 0.05 0.04 0.03 S # 3 F3 y - E 2 0.02 0.08 0.07 0.07 0.04 Q Search $ 4 F4 3 0.01 0.03 0.04 0.04 0.03 R % 5 4 0.01 0.01. 0.02 0.02 0.02 . F5 T 0 F6 A 6 L Y F7 & < Prev 7 -C m 4 F8 * 8 of 17 DELL F9 Next > 9 prt sc F10 1 0
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