Question: In a Normal distribution, approximately type your answer... % of the data falls within two standard deviations of the mean. 7 10 points Credit

In a Normal distribution, approximately type your answer... % of the data

In a Normal distribution, approximately type your answer... % of the data falls within two standard deviations of the mean. 7 10 points Credit card debt in the United States and D.C. is Normally distributed with mean $5938 and standard deviation $667. 1. What is the probability that a randomly selected credit card holder has a balance over $7000? 2. What is the probability that 25 randomly selected credit card holders have a mean balance over $7000? Submit your final answers and all work here, including graphs. Must use probability notation for full credit. Drag n' Drop here or Browse Briefly describe how each of the following impacts the margin of error in a confidence interval if the quantity below is increased and all other quantities stay the same. 1. Sample size 2. Population standard deviation 3. Confidence level 8 7.5 points f BIUA A x , EE 12pt Paragraph fx

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