The brain volumes (cm³) of 20 brains have a mean of 1184.4 cm³ and a standard deviation of 121.7 cm³. 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 1377.8 cm³ be significantly high? Significantly low values are cm³ or lower (Type an integer or a decimal. Do not round)
The brain volumes (cm³) of 20 brains have a mean of 1184.4 cm³ and a standard deviation of 121.7 cm³. 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 1377.8 cm³ be significantly high? Significantly low values are cm³ or lower (Type an integer or a decimal. Do not round)
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
Transcribed Image Text:### Brain Volume Analysis
The brain volumes (cm³) of 20 brains have a mean of 1184.4 cm³ and a standard deviation of 121.7 cm³. Using the given standard deviation and the range rule of thumb, identify the limits separating values that are significantly low or significantly high. For such data, would a brain volume of 1377.8 cm³ be significantly high?
- Significantly low values are _____ cm³ or lower.
(Type an integer or a decimal. Do not round.)
The image shows a text box for input and control buttons like "Check answer." This type of data is commonly used in statistics to determine significant outliers using standard deviation calculations, providing insight into variations in brain volumes.
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