Automobile racing, high performance driving schools, and driver education programs run by automobile clubs continue to grow in popularity. All these activities require the participant to wear a helmet that is certified by the Snell Memorial Foundation, a non-for-profit organization dedicated to research, education, testing, and development of helmet safety standards. Snell “SA” (Sports Application) rated professional helmets are designed for auto racing and provide extreme impact resistance and high fire protection. One of the key factors in selecting a helmet is weight (in oz), since lower weight helmets tend to place less stress on the neck. The data is in the file RaceHelmets. A. Interpret the slope coefficient. B. Test for a significant relationship. Use α = 0.05. (hypothesis using p-value approach) file RaceHelmets. Weight 64 64 64 64 58 47 49 59 66 58 58 52 63 62 54 63 63 Price 248 278 200 200 300 700 900 340 199 299 299 479 479 369 369 559 250 280
Automobile racing, high performance driving schools, and driver education programs run by automobile clubs continue to grow in popularity. All these activities require the participant to wear a helmet that is certified by the Snell Memorial Foundation, a non-for-profit organization dedicated to research, education, testing, and development of helmet safety standards. Snell “SA” (Sports Application) rated professional helmets are designed for auto racing and provide extreme impact resistance and high fire protection. One of the key factors in selecting a helmet is weight (in oz), since lower weight helmets tend to place less stress on the neck. The data is in the file RaceHelmets.
A. Interpret the slope coefficient.
B. Test for a significant relationship. Use α = 0.05.
(hypothesis using p-value approach)
file RaceHelmets.
Weight
64 64 64 64 58 47 49 59 66
58 58 52 63 62 54 63 63
Price
248 278 200 200 300 700 900
340 199 299 299 479 479 369
369 559 250 280
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