Several groups of students are attempting to determine the density of a lead wei

Question

Several groups of students are attempting to determine the density of a lead weight by various methods. Their data is shown here.

Question 12 of 30 Map University Science Books General Chemistry 4th Edition McQuarrie Rock Gallogly presented by Sapling Learning Several of students are attempting to determine the density of a lead weight by various methods. Their data is shown here Group 1 Group 2 Group 3 11.5 11.5 10.9 Trial 1 Measured Densities Trial 2 11.3 11.4 11.33 Trial 3 11.1 4 11.4 (g/mL) 11.1 Average 11.3 11.4 11.1 Density A handbook lists the density of lead as 11.3 g/mL. Which group was most accurate? Which group was most precise? O Group 1 O Group 1 O Group 2 O Group 2 O Group 3 O Group 3 Previous Check Answer Next Exit Hint

Explanation / Answer

Hi,

Group 1 is more precise since they got the same average value as listed in the handbook.

And group 2 is more accurate since the values they obtained in each trial are close to previous values.

Thank you

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