It measure the degree of accuracy of the sample mean as an estimate of the population mean​

Properties of the Sampling Distribution of Sample MeanThe standard deviationσ´Xof the sampling distribution of the sample means is also known as the standard error of the mean. It measures the degree of accuracy of the sample mean´X¿) as an estimate of the population mean (µ).

1. 34

2. 268

3. x=14.4

step-by-step explanation:

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.