Interpretation What does the "confidence" level in a confidence interval mean? If we say we have a 90% confidence level for a confidence interval, it means that 90% of...what? Be sure to explain how this is related to the sampling distribution concepts we learned in Week 7. Sketch a picture that illustrates this relationship.

am I missing something, but there does not seem to be whole answer here.

Can you please check if I answered right. I'm still confuse on the logic of it... if you can explain a little.. Thanks!

For the peing, the air traffic control system in the United States is run by the federal government. Several groups disagree with this and would like to privatizu in deciding if, indeed, delays in the U.S. are "too common" might be to compare the flight delay information from the U.S. and other nations. . air traffic control system. Among the arguments given for privatization is that flight delays are much too common in the United States. A first step You have in front of you the following chart, which summarizes the information from three samples of flights from the past six weeks. One of the samples is composed of domestic U.S. flights, one is composed of domestic Canadian flights, and one is composed of domestic British flights. The information recorded for each flight is the time (in minutes) that the plane was late to the arrival gate. (If the plane was early, the time recorded was negative.) Sample Sample Sample size Groups mean variance United States 239 16.9 96.8 Canada 205…

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