The value of the standard error of the mean is 1.256.
We have given that,
Some stores print multiple coupons and advertisements on their receipts, making the receipts unusually long.
A curious shopper makes the same purchase at a random sample of 10 stores and measures the length of each receipt (in inches).
Here are the results,
8.25, 7.5, 5, 9.5, 12, 5.5, 9, 14, 11.5, 18.
The standard error of the mean, or simply standard error, indicates how different the population means is likely to be from a sample mean. It tells you how much the sample means would vary if you were to repeat a study using new samples from within a single population.
Therefore, The value of the standard error of the mean is 1.256.
To learn more about the standard error visit:
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