Lab 4: Statistical
Methods
Z-score, Normal Distribution, & Area
Homework #3&4 Review
Concepts Review
1
Generate Standardized Scores using
SPSS
Hand Calc Examples
Practice Problems
Concepts Review
Level of Measurement: Interval or Ratio
2
Raw Score vs. Z-
Psy 3010
Variables, Measurement, and Math Review
1. Round the following numbers to the second decimal place:
a. 23.348 b. 56.6571 c. 39.54500 d. 92.67400 e. 15.1030
2. Determine the value of the following expressions:
Participant
1
2
3
4
5
6
a) X
f)
b) Y
Psy 3010
Hypothesis Testing
1. What is a sampling distribution? What purpose does it serve (i.e., how is it used)?
2. Derive the sampling distribution for the number of heads in 3 tosses of a
a) fair coin
b) biased coin with p (head) = .7
3. For each of t
Psy 3010
Nonparametric Tests
For each problem, include all Steps of Hypothesis Testing
1.
Assume that in the USA, the ratio of American cars, to Japanese cars, to European cars, to Korean
cars is 10:5:4:1. A researcher wants to determine if this ratio hol
Psy 3010
Two-Sample t-tests
For Problems 1 and 2 include all Steps of Hypothesis Testing.
1. A toothpaste manufacturer claims that children brushing their teeth daily with her company's
product (Brand X) will have fewer cavities than children using Smilor
A researcher is interested in the effects of both caffeine intake and sleep habits on hours of sleep
per night. He predicts that those students who regularly take caffeine will get less sleep than
those who dont. He also predicts that the difference betwe
Psy 3010
Probability
Winter 2013
1. A reception for scientists and their spouses was held in the same room as a reception for
members of MENSA. There are 200 people in the room: 130 of the people are scientists, 160
of the people are not members of MENSA,
PSY 3010
Name: _
Worksheet, To be discussed in class before Exam 3
Experimental Design & Appropriate T-test
Directions: For each problem, put an X by the design used AND the t-test needed. If the
design is a single sample, fill-in the TYPE of preset mean
Lab 3: Statistical
Methods
Central Tendency & Dispersion
1
Homework #2 Review
A Summary of Central Tendency &
Dispersion
Central Tendency & Dispersion
Using SPSS
Practice Problems
A Summary of Central Tendency
and Dispersion
2
Summary
Scale of
Measureme
n
Lab 2: Statistical
Methods
Frequency Distributions
HW 01 Review
Frequency distribution
Graph
Different graphs
SPSS
1
Concepts related to frequency
How to create frequency distribution
How to create class intervals
How to interpret frequency distribution
F
Statistical Methods in
Psychology
Psychology 3010 Lab
Welcome!
Lab 1: Statistical Methods
Agenda
Review Lab Syllabus
Review of Key Concepts
Statistics
Measurement
Scientific Research Methods
Math Foundations
Special Rounding Rule
Order of Operatio
Lab 7: Statistical Methods
Statistical Inferences
HW07 Review
Sampling Distribution
Central Limit Theorem
Standard Error
Hypothesis
1
Summary of Notations
Binomial Distribution
No SPSS today.
Sampling Distribution
Cornerstone of Statistics
2
8/30/16
Sampl
Lab 7: Statistical
Methods
Probability
1
HW06 Review
Probability
Concepts
Examples and Strategies
Practice Problems
Probability: Concepts
Note: not an exhaustive list
2
8/30/16
Key Concept 1: Event
Simple event: A
All possible outcomes/events
sample spac
Psy 3010
One-Sample t-test and Test of Correlation
1.
Use the t-distribution to find the 95% confidence interval when
a. X = 82, s 2 = 100, and N = 30. (82 + 3.72)
b. X = 82, s 2 = 100, and N = 40. (82 + 3.07)
2.
Use the t-distribution to find the 99% con