Question: Check if these are right please and I will like the answer if correct An official of a large national union claims that the fraction

Check if these are right please and I will like the answer if correct

An official of a large national union claims that the fraction of women in the union is not significantly different from one-half. Using the sample information reported below, carry out a test of this statement. Use a . 05 level of significance. The test statistic is The critical value is

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