20 0.4 0.3 02 0.1 0.1% -40 -30 34.1% 34.1% 2.1% 13.6% 2.1% 13.6% 30 0.1%...

 

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20 0.4 0.3 02 0.1 0.1% -40 -30 34.1% 34.1% 2.1% 13.6% 2.1% 13.6% 30 0.1% You launch (1000) ping pong balls with a catapult at a target on the floor. You measure the left/right error of each ball impact. The standard deviation of all ball impacts is +/- 2.5 inches. How many balls fall within +/- 5.0 inches of the target? 20 0.4 0.3 02 0.1 0.1% -40 -30 34.1% 34.1% 2.1% 13.6% 2.1% 13.6% 30 0.1% You launch (1000) ping pong balls with a catapult at a target on the floor. You measure the left/right error of each ball impact. The standard deviation of all ball impacts is +/- 2.5 inches. How many balls fall within +/- 5.0 inches of the target?