The owner of a chain of supermarkets notices that there is a positive correlation between the sales of beer and the sales of ice cream over the course of the previous year. seasons when sales of beer were above average, sales of ice cream also tended to be above average. likewise, during seasons when sales of beer were below average, sales of ice cream also tended to be below average. a plausible explanation of these facts is that
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The owner of a chain of supermarkets notices that there is a positive correlation between the sales...
Mathematics, 05.02.2020 07:55
Mathematics, 05.02.2020 07:55
Mathematics, 05.02.2020 07:55