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What property was used to simplify the expression 4 (b+2)=4b+8
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In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.
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Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?
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What property was used to simplify the expression 4 (b+2)=4b+8...
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