2 years ago

The final exam scores in a statistics class were normally distributed with a mean of

Mathematics

1 answer:

IRISSAK [1]2 years ago

4 0

Answer:

68.27%

Step-by-step explanation:

By the Empirical Rule, as 65% and 75% are both one standard deviation apart from the mean of 70%, then this represents 68.27% of the data.

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Svetlanka [38]

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3 years ago

F (x) =2x -4; find f (-4)

NemiM [27]

Answer:

f(-4) = -12

Step-by-step explanation:

$f(x)=2x-4$

To calculate f(-4), we need to substitute x in our equation above with -4:

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3 years ago

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Step-by-step explanation:

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3 years ago

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sesenic [268]

Answer:

5, 2x2 and 4

Step-by-step explanation:

Terms are expressions or characters that are separated by a plus or minus sign.

therefore, the terms are 3x, 5, 2x2 and 4

like terms have the same have the same variables or no variables attached to them.

like terms = 5, 2x2, and 4

Note: 2x2 = 4

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The weight of the candles is 3/5 greater than of the watermelon, or 60\%, or 0.6.

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