Measurement, Statistics, and Research
Chapter One Broad-Based Learning Goal
Describe specific terminology and approaches that are used in research design, implementation, and in statistics used to analyze the research.
What is measuremen
IPHY2800 PRACTICE QUESTIONS AND EXAMPLES FOR LECTURES 8 & 9
~hich of the following would LEAST likely result in norm.allY.diStribu.ted data? ~ge of 5000 individuals when suffering first heart attack (-J ~ Ie -e \A.; B. Heights of 5000 ten year old b
Rachel Ackermann SPSS Assignment 9 1. Null Hypothesis: There will be no significant difference between the subjects who trained for 30, 45, and 60 minutes 2. Research Hypothesis: There is a significant between the subjects who trained for 30, 45, and
The examination will consist of 45 multiple-choice questions and cover the material in chapters 1 through 6 in the text, lectures 1 through 9 , and recitations 1 through 5 in the class. I. Be able to define and know the characteristics of the followi
IPHY2800 Introduction Fall 2006 - Exam I
Fill in your full name and student id on the answer sheet, including bubbles. Use only a #2 pencil and erase completely if you change an answer. Fill in the entire circle you select, do no
IPHY 2800-3 Introduction to Statistics Spring 2007
Instructor Dr. Dale Mood Office: Clare Small 102 Office Phone 735-4149 Office Hours: 3-4 PM M+W and other times by arrangement Email: [email protected] Days & Time 2:00-2:50 PM Lecture M & W
The Normal Curve and Sampling Error
Raw scores have different units of measurement from one variable to another Standard scores can be derived from raw data with a known central tendency and variability Standard scores c
Organizing and Displaying Data
Chapter Two Broad-Based learning goal
Describe different methods for organizing and displaying data, and explain why these procedures are useful and important in research and statistics.
Three Types of Dist
standard score: score that is derived from raw data and has a known basis for comparison
allow evaluation of raw scores and comparisons of two data sets that are based on different measurement units
Measures of Central Tendency
Measures of central tendency
describe middle characteristics of data set Mode
score that occurs most frequently Advantages
easy to determine can be used with data on an ordinal scale
Measures of Variability
measure of spread, or dispersion, of a set of data Four main measures: Range Interquartile range Variance Standard deviation
Range high score minus low score
Interquartile range (IQR)
IQR = Q3
To save your spreadsheet now or at any time, select Save or Saved As . from under the File Menu on the top menu bar. Give your spreadsheet a distinctive name. As in any other Macintosh application, you must make sure to save your spreadsheet to some
IPHY2800 SPSS Orientation AND Assignment 1 Due Recitation 3
Welcome to the wonderful world of SPSS statistics. To use all of the knowledge you are gaining in this class, there will be periodic computer assignments, which will allow you to apply this
January 14th Lecture 1 Measurement: process of assigning a symbol (usually a numeral) according to a set of rules to reflect the amount of a characteristic something (usually a person or animal) possesses May involve categorizing events (qualitat
IPHY 2800 SPSS Assignment 3 Due Recitation 4
The following 65 test scores from a written examination will be used as data for this assignment. This assignment is worth 24 points. .48"'"
Brittany Poyer 4/6/07 Melanie 9 am Recitation Assignment #10: 1. The F ratio is significant because after looking in the chart in the book, with alpha level .05, the fvalue needed to be significant was 3.35- our fratio was 10.88. 2. The f ratio does
40. the SS error in the one way ANOVA table was 18061.8 and the sum of the SS row and SS error in the repeated measures table was 18061.8! 41. There is a difference of 1652 between the SS error in the two source tables 42. The SS error is the sma
Brittany Poyer 3/23/07 ANOV A assignment #9 1. The null hypothesis is exercise duration has no effect on strength test results among the 30 subjects. 2. The research hypothesis for the ANOV A is the longer the subjects exercises, the stronger
IPHY 2800 Lecture 10
RESULTS OF EXAMINATION CORRElATION INTRODUCfION DEFINITION KARL PEARSON COEFFIOENT STRENGTH AND DIRECfION USE NOT CAUSE AND EFFECf SCATTERGRAM CALCUI.ATION DEFINITIOAL FORMULA OTHER FORMUlAS INTERPREfA TION COEFFICIENT OF DETERMI
IPHY-2800 Recitation 2
Yes, there are 2 outliers, subjects 22 and 33.
Yes, there is an outlier, subject 22.
There are no outliers.
2c.) The distributional differences between male and female subjects is easily seen using