Data task 54: A Tasmanian senior class applies the information to an ecology, health or regional-access investigation. Find the arithmetic mean of 83, 90, 97, 13, 20.
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The sum is 303; divide by 5 to get 60.6.
Practice tas-tce questions with answers and explanations.
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The sum is 303; divide by 5 to get 60.6.
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Probability equals favourable outcomes divided by total outcomes.
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Subtract 14 and divide by 4; x=50.
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Increase=10/229×100=4.4%.
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Subtract 15 and divide by 8; x=40.
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Increase=21/219×100=9.6%.
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25×30=750.
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Sale price=278×(1−30/100)=194.6.
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Use combinations: C(19,6)=27132.
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121×1.27=153.67.
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The first share is 3/16 of 256, which is 48.
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Time=261/77=3.39 hours.