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The table shows data for sex and opinion about the legalization o
in of marijuana, for a sample of respondents in
the General Social Survey.
Legalize Don't Legalize
Totals
Male
118
295
413
Female
116
475
591
Totals
234
770
1004
1. Calculate these proportions, writing the answers in a form similar to 25.64%
a. What proportion of the males favors legalization? 28.57%
b. What proportion are males favoring legalization?
2.Find these probabilities, writing the answers in a form similar to 0.2564.
a.
Select a person at random from the whole group, find the probability they are female and
don't favor legalization.
b. Select a female at random, find the probability they don't favor legalization.
3. Use the data to build a contingency table of percentages using sex as the explanatory variable. (That is,
for males calculate the percentages that do and do not favor legalization, then do the same for
females.) See Lesson 3 pages 6-8 for an example.
Legalize
Don't Legalize
Totals
Male
100%
Female
100%
4. Give side-by-side bar charts to graphically describe the data.
5.Does there seem to be an association between sex and opinion about legalization of marijuana? (YES/
NO). NO

Top Answer

1a) 28.57% b) 11.75% 2a).4731 b) .8037 3) Legalize Don't legalize Total... View the full answer

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