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According to a reputable magazine, the percentage of female CEOs in a certain group of high-revenue companies was 6%. Suppose a student did a survey
According to a reputable magazine, the percentage of female CEOs in a certain group of high-revenue companies was 6%. Suppose a student did a survey of 200 randomly selected large companies (not the group of high-revenue companies), and 20 of them had female CEOs. The null and alternative hypotheses for a test that will test whether the population proportion of female CEOs is not 0.06 are Ho: p = 0.06 and Ha: p 0.06, respectively. The conditions for such a test are satised. Determine the test statistic and pvalue for the test. Use the technology output provided and a signicance level of 0.05, and provide a conclusion. IZI Click the icon to view the technology output. Determine the test statistic. 2=D (Round to two decimal places as needed.) Hypothesis test results: p : Proportion of successes Ho: p = 0.06 HA: P # 0.06 Proportion Count Total Sample Prop. Std. Err. Z-Stat P-value 20 200 0. 10 0.01679286 2.3819653 0.0172
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