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Chemistry

Results of Lab " Have you lost your marbles"
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Chemistry Periods 1 and 2
Chemistry Periods 3 and 4
Chemistry Periods 5 and 6
Chemistry Periods 7 and 8

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The accepted diameter of a marble is 1.42 cm.  This is the comparison number for calculating the percent error.  Be sure to show all work and keep in mind significant figures.

Number of Hits
Per. 1/2 Per. 3/4 Per. 5/6 Per. 7/8 Number of Trials
24 12 22 10 100
12 57 26 20 100
32 18 30 11 100
10 21 27 7 100
11 21 10 28 100
23 34 15 19 100
20 16 16 9 100
27 45 30 17 100
17 36 31   100
        *Each group in each class had 100 trials