Mathematics, 15.12.2021 05:10 YunoGasai34

The brain volumes (cm°) of 20 brains have a mean of 1056.5 cm and a standard deviation of 128.7 cmº. Use the given standard deviation and the range rule of thumb to identify the limits separating values that are significantly low or significantly high. For such data, would a brain volume of 1293.9 cm be significantly high?
Significantly low values are cmº or lower.
(Type an integer or a decimal.
Do not round.)

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The brain volumes (cm°) of 20 brains have a mean of 1056.5 cm and a standard deviation of 128.7 cmº....