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Is there a significant difference between the sample mean of scores and the population mean of 15? Carry out all 9 steps of the hypothesis

Is there a significant difference between the sample mean of scores and the population mean of 15? Carry out all 9 steps of the hypothesis testing.

Question 1 1 pts 1. In a study of marital satisfaction, a random sample of 12 couples married for between five and fifteen years was obtained. Each couple was interviewed by the researcher and rated on a Marital Cohesion (MC) scale. MC MC2 14 196 81 7 49 14 196 15 225 13 169 10 100 17 289 11 121 18 324 14 196 14 196 - 156 _(x2) -2142 mean of Marital Cohesion

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