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The emergence of which motor skill lies behind the increasingly skilful manipulation of dials,knobs,and small objects such as raisins,which occurs near the end of the first year?
Standard Deviation
A measure that quantifies the amount of variation or dispersion of a set of data values; an indicator of data spread or how spread out the data are.
Standard Normal Distribution
A normal distribution with a mean of zero and a standard deviation of one, used in statistical analysis.
Normal Distribution
A continuous probability distribution that is symmetric around its mean, indicating that data near the mean are more frequent in occurrence than data far from the mean.
Negative Value
A number that is less than zero, representing a deficit or loss in various contexts.
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