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Section 3.2 Homework Question 3
Section 3.2 Homework Question 3
3. The brain volumes (cm3) of 20 brains have a mean of 1198.1 cm3 and a standard deviation of 122.1 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 1482.3 cm3 be significantly high?
Significantly low values are _____ cm3 or lower
Significantly high values are _____ cm3 or higher
Is 1482.3 cm3 significantly high?
- Yes, because it is above the upper limit separating value.
- Yes, because it is between the limits separating values.
- No, because it is below the lower limit separating value.
- No, because it is above the upper limit separating value.
- No, because it is between the limits separating values.