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C. In a survey conducted of 100 housewives on the brand of powder detergent they use it was found that: 60 housewives used brand X 30 housewives used brands X and Y 50 housewives used brand Y 25 housewives used brands X and Z 40 housewives used brand Z 20 housewives used brands Y and Z 15 housewives used brands X, Y and Z. a) Use a Venn diagram to describe the given data. b) Find the number of housewives who (1) used brands X and Z but did not use brand Y, and (ii) did not give their opinion.

C. In a survey conducted of 100 housewives on the brand of powder detergent they use it was found that: 60 housewives used brand X 30 housewives used brands X and Y 50 housewives used brand Y 25 housewives used brands X and Z 40 housewives used brand Z 20 housewives used brands Y and Z 15 housewives used brands X, Y and Z. a) Use a Venn diagram to describe the given data. b) Find the number of housewives who (1) used brands X and Z but did not use brand Y, and (ii) did not give their opinion.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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C. In a survey conducted of 100 housewives on the brand of powder detergent they use it was found that: 60 housewives used brand X 30 housewives used brands X and Y 50 housewives used brand Y 25 housewives used brands X and Z 40 housewives used brand Z 20 housewives used brands Y and Z 15 housewives used brands X, Y and Z. a) Use a Venn diagram to describe the given data. b) Find the number of housewives who (i) used brands X and Z but did not use brand Y, and (ii) did not give their opinion.
Transcribed Image Text:C. In a survey conducted of 100 housewives on the brand of powder detergent they use it was found that: 60 housewives used brand X 30 housewives used brands X and Y 50 housewives used brand Y 25 housewives used brands X and Z 40 housewives used brand Z 20 housewives used brands Y and Z 15 housewives used brands X, Y and Z. a) Use a Venn diagram to describe the given data. b) Find the number of housewives who (i) used brands X and Z but did not use brand Y, and (ii) did not give their opinion.
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