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19 Nov 2019
Bob and Pat measured the amount of lead (Pb) in the water taken from their kitchen faucet Each of them measured the lead content three times. The average and the standard deviation of each one's measurements are as follows.: Bob's average and standard deviation: 1.7 plusminus 0.02 ppb Pat's average and standard deviation: 1.7 plusminus 0.05 ppb Which statement is correct? If you can't answer, read the section on "accuracy and precision" in Chapter 1 in the textbook or the lecture notes before you work on this question. Bob's measurement is more accurate than Pat's. Pat's measurement is more accurate than Bob's. Bob's measurement is more precise than Pat's. Pars measurement is more precise than Bob's. Bob's measurement is more accurate and precise than Pat's Pat's measurement is more accurate and precise than Bob's.
Bob and Pat measured the amount of lead (Pb) in the water taken from their kitchen faucet Each of them measured the lead content three times. The average and the standard deviation of each one's measurements are as follows.: Bob's average and standard deviation: 1.7 plusminus 0.02 ppb Pat's average and standard deviation: 1.7 plusminus 0.05 ppb Which statement is correct? If you can't answer, read the section on "accuracy and precision" in Chapter 1 in the textbook or the lecture notes before you work on this question. Bob's measurement is more accurate than Pat's. Pat's measurement is more accurate than Bob's. Bob's measurement is more precise than Pat's. Pars measurement is more precise than Bob's. Bob's measurement is more accurate and precise than Pat's Pat's measurement is more accurate and precise than Bob's.
Keith LeannonLv2
20 Jan 2019