# Chapter_14_-_Recommended_Problems_-_Answers - 14.3 14.9 (a)...

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14.3 (a) 2 1 60484 . 0 79116 . 0 02686 . 0 ˆ X X Y (b) For a given measurement of the change in impact properties over time, each increase of one unit in forefoot impact absorbing capability is estimated to result in a mean increase in the long-term ability to absorb shock of 0.79116 units. For a given forefoot impact absorbing capability, each increase of one unit in measurement of the change in impact properties over time is estimated to result in a mean increase in the long-term ability to absorb shock of 0.60484 units. 14.9 (a) ±² ³ ´µ and ±¶ ³ ·¸·¹ (b) 5 . 4 STAT F (c) 555 . 3 5 . 4 C STAT F F with º» ¼ ³ ½ and º» ¾ ³ ¿À for = 0.05. Reject H 0 . There is evidence of a significant linear relationship. (d) Á ¾ ³ µ¸´´´´ (e) Á ÂÃÄ ¾ ³ µ¸½ÅÆ½ 14.11 (a) 68% of the total variability in team performance can be explained by team skills after adjusting for the number of predictors and sample size. 78% of the total variability in team performance can be explained by clarity in expectation after adjusting for the number of predictors and sample size. 97% of the total variability in team performance can be explained by both team skills and clarity in expectations after

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