Twenty-five cities have been classified as high or low on their homicide rates and on the number of guns sold within city limits. Calculate the obtained chi square for these data.
A local politician is concerned that a program for the homeless in her city is discriminating against women. The data below were taken from random samples of female and male homeless people.
a. Is there a statistically significant relationship between sex and whether the person has received services from the program?
b. Compute column percentages for the table to determine the pattern of the relationship. Which group is more likely to get services?
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