Drakou, Kambitsis, Charachousou, and Tzetzis (2006) tested differences in life satisfaction among sport coaches. They tested differences by sex, age, marital status, and education. The results of each test in the following table are similar to the way in which the data were given in their article.

(a) Which factors were significant at a .05 level of significance?
(b) State the number of levels for each factor.

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Life Satisfaction 0.68 409 3.99 0.51 Women 3.94 0.49 3.04 .029 3.85 0.42 4.03 0.52 3.97 0.57 4.02 0.50 Marital status 12.46 000 Single Married Divorced 3.85 0.48 4.10 0.50 4.00 0.35 Education 0.82 536 3.92 0.48 3.85 0.54 4.00 0.51 High school University degree Masters 4.00 0.59