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Topics  > Mathematics & Computer Science > Statistics & Probability

How do sample sizes determine accuracy? Featured science projectScience project video
Observation

It is observed that as the sample size of the participants increases, the results become more accurate.

Condition Sample size and accuracy of results
  10 50 100 200 300 400 500
Number of lefthanders 2 7 12 19 28 38 47
% of left hander 20% 14% 12.00% 9.50% 9.33% 9.50% 9.40%

Use the below graph to plot the results of above observation.
 

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    Complexity level:
    4
    Project cost ($):
    10
    Time required:
    1 hour to prepare, 5 days for observation
    Material availability:
    Safety concerns:

    Basic safety requirements

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