Chapter 6: Sampling Distributions
Where Weve Been
The objective of most statistical analyses is inference Sample statistics (mean, standard deviation) can be used to make decisions Probability distributions can be used to construct models of populations
M
Chapter 5: Continuous Random
Variables
Where Weve Been
Using probability rules to find the
probability of discrete events
Examined probability models for
discrete random variables
McClave: Statistics, 11th ed. Chapter 5: Continuous
Random Variables
2
Wher
Statistics
Chapter 4: Discrete Random Variables
Where We've Been
Using probability to make inferences about populations Measuring the reliability of the inferences
McClave, Statistics, 11th ed. Chapter 4: Discrete Random Variables
2
Where We're Going
Deve
Statistics
Chapter 3: Probability
Where We've Been
Making Inferences about a Population Based on a Sample Graphical and Numerical Descriptive Measures for Qualitative and Quantitative Data
McClave: Statistics, 11th ed. Chapter 3: Probability
2
Where We're
Statistics
Chapter 1: Statistics, Data and Statistical Thinking
Where We're Going
Introduction to the field of statistics How statistics applies to real-world problems Establish the link between statistics and data Differentiate between population and s
Question 1 a. continuous b. discrete c. continuous d. continuous e. discrete f. continuous Question 2 a. Yes, because the p(x) for all the ages is greater than or equal to 0, and the sum of the probabilities of the ages is equal to 1 b.
c. p(x>30) = 0.13