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A random sample of 450 vacationers in a huge luxury resort showed that 150 were business executives. We want to create a 95% confidence interval for the proportions of vacationers who are business executives. a) What is the value at the centre of the 95% confidence interval? Write the symbol and value.
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Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4
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The ideal weight of a nickel is 0.176 ounce. to check that there are 40 nickels in a roll, a bank weighs the roll and allows for an error of 0.015 ounce in total weight
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A random sample of 450 vacationers in a huge luxury resort showed that 150 were business executives....
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