1. Determine which test would be appropriate, calculate the degrees of freedom, and "write an" appropriate, complete conclusion for each of the fictional sets of results below [no calculations necessary]. a. Exploring gender differences in number of pushups completed - mean for males was higher than mean for females. Total N=10, tobserved=2.57 (i.e., this is your test statistic), =.05, two tailed.

b. Exploring the effect of birth order on age at marriage, with seven sets of 2 siblings: older born, and younger born - older born were older at marriage. Total N=14. tobserved=2.25, =.05, two tailed.

c. Exploring the relationship between year in school and GPA, with four groups: freshman, sophomore, junior, senior - seniors had the highest GPA, followed by juniors, followed by sophomores, followed by freshman. Total N=32. Fobserved=2.88, =.05.

d. Exploring the effect of hair color on number of dates per month, with four groups: Blonde, Red hair, Brown hair, Black hair. Red heads went on the most dates, and the other three were equal. Total N=12, Fobserved=3.60, =.05.

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