Crash tests on new cars. Refer to Exercise 2.190 and the NHTSA crash test data. One quantitative

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Crash tests on new cars. Refer to Exercise 2.190 and the NHTSA crash test data. One quantitative variable recorded by the NHTSA is driver’s severity of head injury

(measured on a scale from 0 to 1,500). Numerical descriptive statistics for the 98 driver head-injury ratings are displayed in the MINITAB printout at the bottom of the page.

a. Interpret each of the statistics shown on the printout.

b. Find the z-score for a driver head-injury rating of 408.
Interpret the result.

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