Question: Using the formula z 5 Sample statistic 2 Population parameter s.d.1sample statistic2 give the formula for the standardized statistic in each of the following cases.

Using the formula z 5 Sample statistic 2 Population parameter s.d.1sample statistic2 give the formula for the standardized statistic in each of the following cases.

a. The sample statistic is x1 2 x2.

b. The population parameter is p1 2 p2.

c. The sample statistic is d.

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