SPSS Assignments and Powerpoint #3, Exams of Statistics

Download SPSS Assignments and Powerpoint #3 and more Exams Statistics in PDF only on Docsity! Powerpoint #3 and SPSS Assignments What graphs are used for nominal or ordinal variables? - Correct answer Pie charts,bar graphs What graph is used for interval or ratio variables? - Correct answer Histogram, frequency polygon What is a median? - Correct answer middle value when a variable's values are ranked in order; the point that divided a distribution into two equal halves Does the variance get bigger when cases are further away from the mean - Correct answer variance is the spread of the recored values on a variable so yes it would get bigger What is a variable - Correct answer a social attribute that takes on two or more categories What is a population? - Correct answer full group that the researcher is interested in What is a sample? - Correct answer relatively small set from a population What is descriptive statistics? - Correct answer statistical procedures that describe the population or sample What is inferential statistics? - Correct answer statistical procedures that use a sample to make inferences and predictions about the population What is the General Social Survey? - Correct answer a survey that is given every two years that asks the attitudes/views and social characteristics of Americans What is a level of measurement? - Correct answer -refers to how a variable measures the variation of answers to a survey questions -influence what types of statistical procedures to use What are the four levels of measurement? - Correct answer Nominal, ordinal, interval, ratio What are the values of a variable? - Correct answer -represents the several answers to the survey question -measures the variation of answers to a survey question values of a variable? - Correct answer -the response to a survey question What do nominal variables classify? - Correct answer -persons, places, or things without implying an rank or order What do ordinal variables classify? - Correct answer categories in an order What is an interval level of measurement? - Correct answer - ranking or order between categories in variables -how much distance is between any two categories What is a ratio level of measurement? - Correct answer -ranking or order between categories in variables and includes a zero point