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32. Survey: Customer west? The following table is based on information from Trends in the United States, published by the Food Marketing Institute Washington, D.C. The columns represent length of customer loyalty (in years) at a primary super- market. The rows represent regions of the United States. East Midwest South West Column Total Less Than 1 Year 32 31 53 41 157 5-9 10-14 15 or More Years Years 77 118 63 173 106 158 45 86 291 535 1-2 3-4 Years Years Years 59 112 54 68 68 120 92 93 158 56 67 78 270 287 468 What is the probability that a customer chosen at random (a) has been loyal 10 to 14 years? (b) has been loyal I (c) has been loyal at least 10 years" 14 years, given that he or she is from the east? Row Total 452 523 660 373 2008

32. Survey: Customer west? The following table is based on information from Trends in the United States, published by the Food Marketing Institute Washington, D.C. The columns represent length of customer loyalty (in years) at a primary super- market. The rows represent regions of the United States. East Midwest South West Column Total Less Than 1 Year 32 31 53 41 157 5-9 10-14 15 or More Years Years 77 118 63 173 106 158 45 86 291 535 1-2 3-4 Years Years Years 59 112 54 68 68 120 92 93 158 56 67 78 270 287 468 What is the probability that a customer chosen at random (a) has been loyal 10 to 14 years? (b) has been loyal I (c) has been loyal at least 10 years" 14 years, given that he or she is from the east? Row Total 452 523 660 373 2008

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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32. Survey: Customer Loyalty Are customers more loyal in the east or in the west? The following table is based on information from Trends in the United States, published by the Food Marketing Institute Washington, D.C. The columns represent length of customer loyalty (in years) at a primary super- market. The rows represent regions of the United States. East Midwest South West Column Total Less Than 1 Year 32 31 53 41 157 10-14 15 or More Years Years 77 118 63 173 106 158 45 86 291 535 5-9 3-4 1-2 Years Years Years 54 59 112 68 68 120 92 93 158 56 67 78 270 287 468 What is the probability that a customer chosen at random (a) has been loyal 10 to 14 years? (b) has been loyal I 14 years, given that he or she is from the east? Row Total 452 523 660 373 2008 (c) has been loyal at least 10 years? (d) has been loyal at least 10 years, given that he or she is from the west? (e) is from the west, given that he or she has been loyal less than 1 year? (f) is from the south, given that he or she has been loyal less than 1 year? (g) has been loyal 1 or more years, given that he or she is from the east?
Transcribed Image Text:32. Survey: Customer Loyalty Are customers more loyal in the east or in the west? The following table is based on information from Trends in the United States, published by the Food Marketing Institute Washington, D.C. The columns represent length of customer loyalty (in years) at a primary super- market. The rows represent regions of the United States. East Midwest South West Column Total Less Than 1 Year 32 31 53 41 157 10-14 15 or More Years Years 77 118 63 173 106 158 45 86 291 535 5-9 3-4 1-2 Years Years Years 54 59 112 68 68 120 92 93 158 56 67 78 270 287 468 What is the probability that a customer chosen at random (a) has been loyal 10 to 14 years? (b) has been loyal I 14 years, given that he or she is from the east? Row Total 452 523 660 373 2008 (c) has been loyal at least 10 years? (d) has been loyal at least 10 years, given that he or she is from the west? (e) is from the west, given that he or she has been loyal less than 1 year? (f) is from the south, given that he or she has been loyal less than 1 year? (g) has been loyal 1 or more years, given that he or she is from the east?
Dag of pram one candy at random. Find (a) P(green candy or blue candy). Are these outcomes mutually exclusive? Why? (b) Pyellow candy or red candy). Are these outcomes mutuany exclusive? Why? c) Pinot purple candy) 2:45 anas yer! 7. General: Roll Two Dice You roll two fair dice, a green one and a red one. (a) Are the outcomes on the dice independent? (b) Find P(5 on green die and 3 on red die). (c) Find P(3 on green die and 5 on red die). (d) Find P[(5 on green die 30 BJ it would and 3 on red die) or (3 on green die and 5 on red die)]. big plans! UC/CSU Applications N C) P(Not F Thanksgiving Break NO SCHOOL THANKSO
Transcribed Image Text:Dag of pram one candy at random. Find (a) P(green candy or blue candy). Are these outcomes mutually exclusive? Why? (b) Pyellow candy or red candy). Are these outcomes mutuany exclusive? Why? c) Pinot purple candy) 2:45 anas yer! 7. General: Roll Two Dice You roll two fair dice, a green one and a red one. (a) Are the outcomes on the dice independent? (b) Find P(5 on green die and 3 on red die). (c) Find P(3 on green die and 5 on red die). (d) Find P[(5 on green die 30 BJ it would and 3 on red die) or (3 on green die and 5 on red die)]. big plans! UC/CSU Applications N C) P(Not F Thanksgiving Break NO SCHOOL THANKSO
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