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The mean of a population being sampled is 64, and the standard deviation is 6. If the sample size is 50, the standard error of the mean is ___. (Round off your answer to the nearest hundredth)
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The mean of a population being sampled is 64, and the standard deviation is 6. If the sample size is 50, the standard error of the mean is ___. (Round off your answer to the nearest hundredth)

User Richard K Yu
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The answer:

The answer is 0.85.

User Gwk
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Given:
mean = 64
standard deviation = 6
sample size = 50

Standard error of the sample mean = standard deviation / √sample size

Standard error = 6 / √50 = 6/7.07 = 0.85
User Chrystie
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