Introduction to Statistics - Part 2
The t -Distribution Estimating a Population Mean.
Looking at Data-Distributions 1.1-Displaying Distributions with Graphs.
Normal Distribution Chapter 2 Density Curves and Z-scores.
Spss manual
A.P. STATISTICS LESSON 7 – 1 ( DAY 1 ) DISCRETE AND CONTINUOUS RANDOM VARIABLES.
DENSITY CURVES and NORMAL DISTRIBUTIONS. The histogram displays the Grade equivalent vocabulary scores for 7 th graders on the Iowa Test of Basic Skills.
CHAPTER 3 Describing Relationships 3.2 Least-Squares Regression.
8/27/09Lecture 2-11 STOR 155 Introductory Statistics Lecture 2: Displaying Distributions with Graphs The UNIVERSITY of NORTH CAROLINA at CHAPEL HILL.
Homework for 2.1 Day 1: 41, 43, 45, 47, 49, 51. 1) To use the 68-95-99.7 rule to estimate the percent of observations from a Normal Distribution that.
Introduction to the Practice of Statistics Fifth Edition Chapter 1: Looking at Data—Distributions Copyright © 2005 by W. H. Freeman and Company Modifications.
Density Curves and the Normal Distribution. What is a Density Curve? Consider the following histogram Remember that the shape of the histogram depends.
