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Temka [501]
3 years ago
6

The points scored on a test for a sample of

Mathematics
1 answer:
jasenka [17]3 years ago
5 0

Answer:

The mean is 42.6

Step-by-step explanation:

6+90+16+80+15 + 70 + 4 + 60 = 341 \\ there \: are \: 8 \: numbers \: in \: total \: so \: you \: divide \: the \: sum \\ by \: 8. \\ 341 \div 8 = 42.625  \\ mean≈42.6

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Evgen [1.6K]

Answer:

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Step-by-step explanation:

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BartSMP [9]
1/3b-1/3
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hope this helps
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3 years ago
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alukav5142 [94]

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Step-by-step explanation:

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Setler [38]

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bazaltina [42]

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_____

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If the original number is A∠β, the ratio is 1∠(2β), the square of the unit vector in the same direction as the original.

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