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7. The contingency table shows the age and marital status of the statistics students who completed the Introduction Survey at the beginning of the semester.

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7. The contingency table shows the age and marital status of the statistics students who completed the Introduction Survey at the beginning of the semester. At a = 0.01, can you conclude that marital status and age are independent? Age Marital Status 16-18 19-20 21-23 24-30 31-49 Single 15 14 6 6 4 In relationship/Engaged 8 3 7 1 1 Married 0 0 1 3 7 A. State the hypotheses. Use the words "marital status" and "age" in the hypotheses. (8 pt) Ho: Ha: B. Calculate the x2 test statistic: x2 = Round to 3 decimal places. (5 pt) (Use x2-Test for B & C.) C. Calculate the p-value HINT: This p-value is so small that a graphing calculator will give you the value in scientific notation....with an E towards the end and a negative number as the exponent of 10. Give the answer in scientific notation: (3 pt) Give the p-value in standard form: Round to 5 decimal places. (2 pt) D. Decision: Reject Ho or Fail to Reject Ho (5 pt) E. Conclusion: Explain in terms of if "marital status" and "age" are independent or not. Do not use the word "variables" in your sentence. (6 pt)

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