23. A public opinion survey explored the relationship between age and support fo

Question

23. A public opinion survey explored the relationship between age and support for increasing the minimum wage. The results are summarized in the contingency table below.

                              For                     Against                    No opinion

Age: 21-40               25                        20                                 5

Age: 41-60               20                         35                                20

Age: Over 60           55                         14                                  5

What percent in the age group 21 to 40 support increasing the minimum wage?

Answer: ________________________

Explanation / Answer

As we can see a total of 25 people in the age group(21-40) support raising the minimum wage in a total of (25+20+5)=50 people.

Hence, percentage is 25/50*100 % = 50%

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