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A researcher reduces her level of confidence from 99% to 90%.What will happen to the precision of her estimate?
Distance From The Mean
The absolute difference between a specific value and the average of all values in a dataset.
Z Scores
Standardized scores that indicate how many standard deviations an element is from the mean of the dataset. They are used in statistics to compare different data points.
Normal Curve
A graphical representation of a distribution where the majority of data points are concentrated around the mean, decreasing in frequency the farther they are from the mean.
Percentages
A portion or share of a whole, expressed as a fraction of 100.
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