A researcher studying subjects who have pulmonary disease presents a data set to describe the different conditions the subjects experience and reports the following data. Which number represents the mode for this data set?
Asthma 4
COPD 6
Chronic bronchitis 4
Pulmonary hypertension 7
a. 4.0
b. 5.25
c. 6.5
d. 7.0
Question 2
A researcher wishes to present data identifying pain scores for a group of subjects using a grouped frequency distribution table. Which is true about using this method?
a. Each group must have equivalent ranges in scores.
b. Ranges may overlap from one group to the next.
c. Some data may not fit into any group.
d. There should be no more than five groups of scores.
Polyps and polyposis. A polyp is a protruding growth from a mucous membrane lining a hollow organ. I
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