Find the standard deviation for the indicated sets of numbers. A calculator may be used. The X-ray
Question:
Find the standard deviation for the indicated sets of numbers. A calculator may be used.
The X-ray dosages in Exercise 25
Data from Exercises 25
The dosage (in mR) given by a particular X-ray machine was measured 20 times, with the following readings:
Using the class limits 3.80, 3.90, 4.00, . . . , 4.60, construct a frequency histogram of these data.
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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