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Consider the Probability Distribution Shown Here 62 Properties of Sampling Distributions: Unbiasedness and Minimum Variance 1

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Consider the probability distribution shown here. x135p(x)131313 Let xˉ be the sample mean for random samples of n=2 measurements from this distribution. Find E(x) and E(xˉ)\begin{array}{l}\begin{array} { l | r r r } \hline x & 1 & 3 & 5 \\\hline p ( x ) & \frac { 1 } { 3 } & \frac { 1 } { 3 } & \frac { 1 } { 3 } \\\hline\end{array}\\\\\text { Let } \bar { x } \text { be the sample mean for random samples of } n = 2 \text { measurements from this distribution. Find } E ( x ) \text { and } E ( \bar { x } ) \text {. }\end{array} 6.2 Properties of Sampling Distributions: Unbiasedness and Minimum Variance 1 Understand Unbiasedness

Understand the concepts of Type I and Type II errors in statistical process control.
Distinguish between different types of process shifts and their implications (level shift, trend, cycle).
Grasp the importance of sample size and sampling frequency in process control.
Interpret the significance of average run length in process control.

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