Question

The following is the Veronica obtained

H UUWIHR is the udta veronica obtained Placebo Medication No pain No pain Some pain Lots of pain Lots of pain Some pain Lots of pain No pain Some pain No pain a) Display the data for the PLACEBO group only, in a frequency distribution table. b) Display the data for the MEDICATION group only, in the appropriate frequency dis Chapter 3 homework a) Calculate the MOST appropriate measure of central tendency for the PLACEBO gre by Calculate the MOST appropriate measure of central tendency for the MEDICATION C) Discussion: What is a measure of central tendency? In other words, what informa provide? Chapter 4 homework a) Can you calculate the standard deviation for the data obtained? If not, why not? calculate the standard deviation for the whole sample's pain scores! b) Discussion: What is a measure of variability in other words, what information Chapter 5 homework Can you calculate z-scores for each of the raw scores above? If not, why not? If so, score to correspond to each raw score

Answer 1

Chapter 2:

(a) The graph is:

Data
	frequency	percent
No pain	1	20.0
Some pain	2	40.0
Lots of pain	2	40.0
	5	100.0

Histogram Percent No pain Lots of pain Some pain Data

(b) The graph is:

Data
	frequency	percent
No pain	3	60.0
Some pain	1	20.0
Lots of pain	1	20.0
	5	100.0

Histogram Percent No pain Lots of pain Some pain Data

Chapter 3:

(a) Mode

(b) Mode

(c) A measure of central tendency is a summary statistic that represents the center point or typical value of a dataset.

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