Module 8 Statistical Reasoning in Everyday Life

LEARNING TARGETS

• 8-1 Explain why we need statistics in psychology and in everyday life.
• 8-2 Describe descriptive statistics.
• 8-3 Explain how we describe data using the three measures of central tendency.
• 8-4 Discuss the relative usefulness of the two measures of variation.
• 8-5 Describe inferential statistics.
• 8-6 Explain how we determine whether an observed difference can be generalized to other populations.