5.1 Probability overview (Answer in notes)
... • All possible outcomes together must have probabilities whose sum is exactly 1. • If all outcomes in the sample space are equally likely, the probability that event A occurs can be found ...
... • All possible outcomes together must have probabilities whose sum is exactly 1. • If all outcomes in the sample space are equally likely, the probability that event A occurs can be found ...
Unit 5 - Cleburne Independent School District
... Represent this information using a list and tree diagram. Example 3: (7.6 C) Conduct an experiment using a Styrofoam cup by tossing the cup and recording how it lands. ...
... Represent this information using a list and tree diagram. Example 3: (7.6 C) Conduct an experiment using a Styrofoam cup by tossing the cup and recording how it lands. ...
Supplementary document - Cultural Cognition Project
... 1. p-values Social science (like science generally) involves presenting empirical evidence from which we can draw inferences about how the world works. The evidence is typically in the form of some sort of statistical correlation between two or more variables or observations.”Statistical significanc ...
... 1. p-values Social science (like science generally) involves presenting empirical evidence from which we can draw inferences about how the world works. The evidence is typically in the form of some sort of statistical correlation between two or more variables or observations.”Statistical significanc ...
chapter 12: sample problems for homework, class
... SOLUTIONS 1. a. No, it only means that there is a relationship. They could equally value the opposite traits in salesmen and in office assistants. b. In a true test of homogeneity, you would sample separate naturally occurring populations, and see if the distribution of some characteristic varied by ...
... SOLUTIONS 1. a. No, it only means that there is a relationship. They could equally value the opposite traits in salesmen and in office assistants. b. In a true test of homogeneity, you would sample separate naturally occurring populations, and see if the distribution of some characteristic varied by ...
STATISTICS Type I (α) and Type II (β) Errors and Power... Type I Error (False Positive)
... Type I (α) and Type II (β) Errors and Power (1-β) Type I Error (False Positive) • Alpha (α) is the probability that the test will lead to the rejection of the hypothesis tested when that hypothesis is true. – Hypothesis: The medical device results in an improved outcome. α=0.05 means that there is ...
... Type I (α) and Type II (β) Errors and Power (1-β) Type I Error (False Positive) • Alpha (α) is the probability that the test will lead to the rejection of the hypothesis tested when that hypothesis is true. – Hypothesis: The medical device results in an improved outcome. α=0.05 means that there is ...
SAMPLE EXAM 1
... In an introductory statistics class with 136 students, the professor recorded how much money each student had in his/her possession during the first class of the semester. The histogram below shows the data collected. Use this information to answer ...
... In an introductory statistics class with 136 students, the professor recorded how much money each student had in his/her possession during the first class of the semester. The histogram below shows the data collected. Use this information to answer ...