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Sometimes a researcher must decide whether a variable os
Chapter 6, Problem 2CTC(choose chapter or problem)
Sometimes a researcher must decide whether a variable is normally distributed. There are several ways to do this. One simple but very subjective method uses special graph paper, which is called normal probability paper. For the distribution of systolic blood pressure readings given in Chapter 3 of the text, the following method can be used:
Find the cumulative frequencies for each class, and place the results in the third column.
Questions & Answers
QUESTION:
Sometimes a researcher must decide whether a variable is normally distributed. There are several ways to do this. One simple but very subjective method uses special graph paper, which is called normal probability paper. For the distribution of systolic blood pressure readings given in Chapter 3 of the text, the following method can be used:
Find the cumulative frequencies for each class, and place the results in the third column.
ANSWER: