What is the standard error of this difference 015 4 Switch to StatKey s Normal

What is the standard error of this difference 015 4

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3.What is the standard error of this difference? 4.Switch to StatKey's Normal distribution and edit the parameters so the mean is the sample statistic from question 2 and the standard error is the answer from question
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5.Compare the answer from the normal distribution to what you found from the bootstrapdistribution. Are the results similar? Activity 5: More practice making confidence intervals Gallup administered a poll to a random sample of 1,028 US adults between November 2 –8, 2017. Each participant was asked “if you were taking a new job and had your choice of a boss, would you prefer to work for a man or a woman?”1.55% of those sampled said they had no preference. The standard error of this sample proportion is 0.0155. Use the normal distribution to find a 98% confidence interval for the proportion of US adults who have no preference.(a)What is z* ? (b)Find and interpret the 98% confidence interval. 2.Using the same sample, the difference in sample proportions saying they had no preference was 0.24 when comparing men and women. The standard error of this difference is 0.030. Use the normal distribution to find a 90% confidence interval for the difference in proportions between the two groups:(a)What is z* ? (b)Find and interpret the 90% confidence interval.
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