Examlex
Target sends messages about special offers to ________ wearers who are near its stores,directs them toward sales items once inside,and allows shoppers to initiate payment simply by holding the device near a payment terminal.
Standard Error
A statistic that measures the accuracy with which a sample distribution represents a population by using the standard deviation.
Confidence Interval
An estimated range of values calculated from the statistics of observed data, indicating where a true parameter of a population is likely to exist with a specified level of certainty.
Sample
A subset of individuals or events from a larger population used to conduct statistical analysis.
Mean
The average value of a set of numbers, calculated by dividing the sum of all numbers in the set by the quantity of numbers.
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