BESC 3010 Latest Exam 1

Categorical variable - Correct Ans-Indicates different categories. Ex: gender, college major etc. Nominal variable - Correct Ans-The variable consists of names of categories. The coding system is arbitrary. Ordinal variables - Correct Ans-Indicates first, second, third, etc. rank variables. Quantitative variables - Correct Ans-You can measure the size of the differences between scores and not just that they are different. Divided into interval and ratio. Interval variable - Correct Ans-They indicate the size of the difference between scores but they don't have a zero starting point. ( IQ or temperature) Ratio variable - Correct Ans-Have definite zeros that indicate the complete absence of something. In a sample of women, the # of children that each woman has is an example of which levels of measurement? - Correct Ans-Ratio Military ranks are an example of what level of measurement? - Correct Ans-Ordinal Gender is an example of what level of measurement? - Correct Ans-Nominal A sample is part of a larger... - Correct Ans-Population A bivariate analysis typically focuses on... - Correct Ans-The association of two variables Inferential statistics are typically contrasted with what statistics? - Correct Ans-Descriptive Which is a defining characteristic of experiments? - Correct Ans-Manipulations The respondents gender is typically recorded a what kind of variable? - Correct Ans-Nominal In an experiment, the variable that the researcher manipulates is called the (blank) variable - Correct Ans-Independent A variable that classifies people into racial or ethnic groups is what level of measurement? - Correct Ans-Nominal Which level of measurement has a true zero point? - Correct Ans-Ratio The # of students enrolled in a school each year is an example of which level of measurement? - Correct Ans-Ratio The variable that is measured as the outcome in an experiment is called the (blank) variable? - Correct Ans-Dependent Temp. Is measured at which level of measurement? - Correct Ans-Interval The amount of time that a person spends on social media each week in minutes is what kind of variable? - Correct Ans-Ratio If the # of games a team has lost in a season is subtracted from the # of games won that season, the resulting variable would be at what level of measurement? - Correct Ans-Interval The only level of measurement that does not place scores or categories into order ( and is therefore the lowest level of measurement) is what? - Correct Ans-Nominal The highest level of measurement ( the one that contains the most information) is what? - Correct Ans-Ratio If a persons sex is coded as male=1 or female=0, then the variable is at what level of measurement? - Correct Ans-Nominal If a person's sex is recorded as male or female then the variable is at what level of measurement? - Correct Ans-Nominal A question that asks a person which religion they identify with is at what level of measurement? - Correct Ans-Nominal A question that asks a person how strong their motivations for religious participation are using a 1-7 scale is at what level of measurement? - Correct Ans-Interval A question that asks how many times a person attends religious services each year is at what level of measurement? - Correct Ans-Ratio For a study to be considered an experiment it must have - Correct Ans-A manipulation In an experiment that looks at the effect of different teaching methods on student learning, the independent variable is - Correct Ans-Teaching method If a web marketer compares the effectiveness of two online ads in getting click by gathering data from 3 million Internet shoppers, the populatio