Mathematics, 22.10.2019 21:50, munozgiselle
a researcher selects a sample of 100 people to investigate the relationship between gender (male/female) and registering to vote. the sample consists of 40 females, of whom 30 are registered voters, and 60 males, of whom 40 are registered voters. if these data were used for a chi-square test for independence, what is the observed frequency for registered males? a. 28
b. 12
c. 42
d. 50
Answers: 1
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An architect builds a model of a park in the shape of a rectangle. the model is 40.64 centimeters long and 66.04 centimeters wide. one inch equals 2.54 centimeters. use the ratio table to find the ratio of the length to the sum of the length and width in inches and in simplest form. length 40.64 width 66.04 a. 8: 21 b. 13: 21 c. 21: 13 d. 21: 8
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a researcher selects a sample of 100 people to investigate the relationship between gender (male/fem...
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