Does the rate of voter turnout vary significantly by the type of election? A random sample of electoral districts displays the following pattern of voter turnout by election type. Assess the results...

Does the rate of voter turnout vary significantly by the type of election? A random sample of electoral districts displays the following pattern of voter turnout by election type. Assess the results for significance.

Do older citizens lose interest in politics and current affairs? A brief quiz on recent headline stories was administered to random samples of respondents from each of four different age groups. Is there a significant difference? The data below represent numbers of correct responses.