## Arithmetic mean, Basic Statistics

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How do I find the mean when the question is in a table format?2 rows with 8 columns, Do I name them X and Y then do them?

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Suppose that cars pass a certain toll booth at an average rate of 10 cars per minute between the hours of 7 a.m. and 9 a.m. The random variable X counts the number of cars that pas

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1. It is often a good idea to start by visualizing the data. Time series data should have "time" on the horizontal axis. What are you going to have on the vertical axis? If you use

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Please show work as we need to understand how to calculate the following 4 questions: 1.  You play a card game where 2s are considered wild.  You are dealt 7 cards - what is the

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Imagine you are faced with the opportunity to play two coin flips, in which you get to call heads or tails prior to the flip of a fair, two-sided coin.  (That is, heads and tails h

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jay can remember only the first 4 digits of his friends phone number. he also knows that the number has 7 digits and the last digit is not a zero. if jay were to dial all of the po

#### Karl Pearsons, ). Calculate Karl Pearson’s coefficient of correlation from...

). Calculate Karl Pearson’s coefficient of correlation from the following data , using 20 as the working mean for price and 70 as the working mean for demand: Price: 14 16 17 18 1

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how to solve balance sheet problem

#### Salient features of a promissory note, What are the salient features of a P...

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X purchased a machinery on instalment system for rs.27300 to be paid as follows. on delivery rs.8000, at the end of first year rs.7600, at the end of second years.6000, at the end