Homework: 5.2 Score: 0 of 1 pt 5.2.37 Consider the table, showing the official m

Question

Homework: 5.2 Score: 0 of 1 pt 5.2.37 Consider the table, showing the official mean weight and estmated standard deviation tor five US coins Suppose a vending machine is designed to reject all coins with weights more than 1 standard deviation above or below the mean. 8 of 10 (1 complete) Click the icon to view lhe table For each coin, Snd the range of weights that are acceptable to the vending machine. Complete the table below Con Cent Nicke DimeE QuaterH Half dolar Range of weight (grams) Data Table Coin Weight (grams) Estimated standard deviation (grarms) Cent Nickel Dime Quarter Half dollar 11.340 002 006 005 008 0 12 Round to three deamal places as needed) 5.000 2.268 5.670 Print Done

Explanation / Answer

So required range of weight is

Coin Weight, xbar Estimated SD, s One SD below mean, xbar-s One SD above mean, xbar+s Range Cent 2.5 0.02 2.48 2.52 (2.48,2.52) Nickel 5 0.06 4.94 5.06 (4.94,5.06) Dime 2.268 0.05 2.218 2.318 (2.218,2.318) Quarter 5.67 0.08 5.59 5.75 (5.59,5.75) Half Dollar 11.34 0.12 11.22 11.46 (11.22,11.46)

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