What are the values of the mean and spread for the dataset shown in the bar graph?
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Captionless Image
Mean 12, Spread 3
Mean 2, Spread 5
Mean 12, Spread 5
Mean 2, Spread 4
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Captionless Image
Mean 12, Spread 3
Mean 2, Spread 5
Mean 12, Spread 5
Mean 2, Spread 4