What is the paired-samples t test statistic for the following difference scores: 2, 6.5, 3, 7.8, 10, 4.2? O 7.10 O 5.58 O 1.25 O 4.46 -Ï. += +

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A: Solution: Let d= Difference score (Age 80 - Age 70)  d (d-d) (d-d)2 -4 -2.2 4.84 -5 -3.2…

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A: TRUE

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