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From the mail service with immediate delivery of the Postal Service in the United States, 90% is received by the recipient the next day. What is the expected value and variance of the number of deliveries in a 700-letter group?
Statistics and Probability, Statistics
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1. If you deposited $2,000 today in an account that gave you 5% APR compounded interest, how much would you have in 10 years? 2. Suppose you want $5,000 in your bank account when you graduate in four years, how much woul ...
If you know your raw score is 35, your z score is -3, and your t score is 20. The mean is 50 and the standard deviation is 5. How would you use this information to solve for a percentile rank?
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