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2 Tailed Z Test. Two tailed Z Test - YouTube. Because 1825 196 it is NOT inside the rejection region. Let μ1 average number of plates produced by machine1 per minute. A factory uses two identical machines to produce plastic plates.
The exact form of the test statistic is also important in determining the decision rule. Z Score Table Two Tailed. From the z-table the critical values for a two-tailed z-test at alpha 05 is - 196. Two tailed Z Test - YouTube. N sample size 75. This value 289 is called the test statistic.
In a two-tailed test the decision rule has investigators reject H 0 if the test statistic is extreme either larger than an upper critical value or smaller than a lower critical value.
Two tailed Z Test - YouTube. What is a two-tailed test. N sample size 75. A factory uses two identical machines to produce plastic plates. Z Score Table 2 Tailed. Z-value x-bar μ σ n where x-bar average of the sample 105.