Nationwide Insurance Would Like to Perform a Chi- Square Test

question 8

Multiple Choice

Nationwide Insurance would like to perform a chi- square test to investigate whether a difference exists in the proportion of male and female teenagers who text while they drive. A random sample of 80 male teenagers found that 50 indicated they texted while driving. A random sample of 120 female teenagers found that 65 indicated they texted while driving. The chi- square critical value using α = 0.5 is ______ .

• A)5.991
• B)2.706
• C)3.841
• D)7.815

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