One base of a trapezoid is decreasing at a rate of 888 kilometers per second and the height of the trapezoid is increasing at a
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Answer:
The 90% confidence interval for the support of Sanders by millenials is between 53% and 57%.
Step-by-step explanation:
In this question we have to calculate a confidence interval (90% CI) on the proportion of millenials that had a favorable opinion on Sanders.
The sample size is n=1,754.
The p-hat, taken from the poll, is
The estimated standard deviation is equal to:
For a 90% CI, the z-value is z=1.645.
Then, the confidence interval is