Probability is the likelihood of a particular outcome occurring.
Law of Large Numbers
As we repeat an experiment a large number of times, the ratio of the number of successes in the sample to the total number of trials will approach the prob
Categorical / Qualitative
Classifies subject by an attribute or characteristic. Hair color, type of professor, make of car
A countable number of whole-numbered values (no decimals).
# of people entering a sh
Unit 4 Review A
Chapter 4: Gathering Data
Question 1 An experiment is being conducted to determine the effectiveness of an
experimental medication that is supposed to increase reaction time. 150 college students were
Practice Problems for Test 4
1. (Chapter 4) A total of 120 women with major depression were selected and randomly
divided into two groups. Group 1 is given an experimental drug, while Group 2 is
given a placebo. After three months, t
Unit 1 Review B
1. (Chapter 2) The following data represent the pulse rate of 16 randomly selected males
after stepping up and down on a 6 inch platform for 3 minutes. Pulse is measured in
beats per minute.
Unit 1 Review A
Question 1 UGA students are divided into groups by grade level, then a few students are
randomly selected from each grade level. The students included in the sample are asked how
many hours they are taking this semest