Question: 8. The lateral deflection and range in yards obtained in firing 75 rockets are shown below (from Crow et al. (1955)]). Test at the 5%

8. The lateral deflection and range in yards obtained in firing 75 rockets are shown below

(from Crow et al. (1955)]). Test at the 5% level of significance the hypothesis that lateral deflection and range are independent.

Lateral deflection (yards)

Range(yards) −250 to −51 −50 to +49 50 to 199 Total 0–1199 5 9 7 21 1200–1799 7 3 9 19 1800–2699 8 21 6 35 Total 20 33 22 75 Review Practice Problems 587

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