Name: _
Sample Exam 1
STAT218 Fall 2017
1. (6 points) List the Six Steps of a Statistical Investigation
a. Ask a research question
b.
Design a study and collect data
c.
Explore the data
d.
Draw infere
Practice Exam 2
Note, this exam is 64 points total. The actual exam will be at least 10 points shorter. I just wanted to
make sure you saw the types of questions for both proportions and means.
1) Dri
Name:_ Group: _
Chapter 3 Review, By Nick Schmook
Group 22
STAT218 Fall 2017
Good vision is very important for effective learning, especially for children in elementary school. Some
optometrists argue
Shelby Janzen
1.1and 1.2
assignment 3
9/7/17
1.1
1. The long run proportion of the times your powerball number matches
2. (pi)=1/2
3. It is a random process because it is a process that could
Shelby Janzen
8/31/17
P.3
Homework 2
P.3.2:
A, B
P.3.3:
Letters B (0.5), C (1.05), and E (107%) will not be probabilities because probabilities
have to be between 0 and 1 not above or negative.
P.3.4
Chapter 2
nl
y
Generalization: How Broadly Do the Results Apply?
O
Chapter Overview
This chapter is about generalization, one of the four pillars of inference: strength, size, breadth, and
in
g
cause.
Parameter and OneSided or TwoSided hypothesis?
For each scenario below, identify: (1) the parameter of interest (in words) and (2) the hypotheses (in
words and symbols) corresponding to the research
Chapter 1: Significance
Six Steps of a Statistical Investigation
Step 1. Ask a research question
Step 2. Design a study and collect data
Step 3. Explore the data
Step 4. Draw inferences beyond the dat
Chapter P: Introduction and Preface
Six Steps of a Statistical Investigation
Step 1. Ask a research question
Step 2. Design a study and collect data
Step 3. Explore the data
Step 4. Draw inferences be
Chapter 1: Introduction to Statistical Inference: One Proportion
I
Chapter 1. Introduction to Statistical Inference:
One Proportion
Learning Objectives:
Begin to understand the process of statistical
Chapter 2 Generalization: How broadly do the results apply?
Sampling from a finite population
Quantitative variable Contains only numeric data
Samples and population
Statistic and Parameter:
Some of t
What is the first step to be performed in the following mathematical expression? (X)2 ?

Add the scores.
Using letter grades (A, B, C, D, and E) to classify student performance on an exam is an examp
FALL 2016 STAT 218017 EXAM 1 REVIEW
FALL 2016 STAT 218017 EXAM 1 REVIEW
Question 1:
A questionaire had 14 questions with two answers TRUE and FALSE. A person got 10 of them
correct. The goal of the
Chapter 2:
A faculty researcher, Dr. Sameer, at California Polytechnic State University (Cal Poly) set up a
research question about how much time on average does Cal Poly students spend on watching
te
Practice problems from chapter 2, 3, 4 and 5 for the 2nd Exam
Chapter 2:
A faculty researcher, Dr. Sameer, at California Polytechnic State University (Cal Poly) set up a
research question about how mu
Structure of Exam 2:
Points possible: 50
Question 1: Match the following
5 points
Question 2: True and False
2 points
Question 3: Fill up the blanks
2 points
Question 4: Combining Chapter 2 and 3
21 p