Question 1

SELECT ALL THAT APPLY.
-If the population of a study is taken to be all humans above 18 years old living in CA,then which of the following are samples of this population?

Accepted Answer

A) Females above 18 years old living in CA is a sample of the population because they meet the criteria of being humans above 18 years old living in CA.
D) Parents (of females above 18 years old living in CA and males above 18 years old not living in CA) living in CA is also a sample of the population as they meet the criteria of being humans above 18 years old living in CA.

Question 2

The dependent variable is

Accepted Answer

The dependent variable is the variable that is being explained or predicted by the independent variable. Therefore, it is not exhaustive, always dichotomous, or mutually exclusive.

Question 3

SELECT ALL THAT APPLY.
-Which of the following topics fall under empirical research?

Accepted Answer

Empirical research involves collecting and analyzing data to understand patterns or relationships. A, C, and D involve studying relationships or patterns that can be observed and measured through data collection.

Question 4

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: Geographically contiguous countries should experience higher rates of migration than non-contiguous countries.

Accepted Answer

The answer of Identify the independent variable,the dependent variable,and the...

Question 5

SELECT ALL THAT APPLY.
-Which of the following statements are theories?

Accepted Answer

B) This statement refers to a theory in psychology, particularly psychoanalytic theory, which suggests that unconscious and conscious processes influence behavior.  C) This statement reflects a sociological theory, such as conflict theory, which posits that power disparities lead to dominance by certain groups over others.

Question 6

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: Documented immigrants in the United States are less likely than undocumented immigrants to use social welfare programs.

Accepted Answer

The answer of Identify the independent variable,the dependent variable,and the...

Question 7

Imagine that you were interested in whether or not individuals had a high school education.Based on the below information,which level of measurement would you use?

Accepted Answer

The answer of Imagine that you were interested in whether...

Question 8

All hypotheses are derived from theories.

Accepted Answer

Hypotheses can be derived from theories, but they can also originate from observations, existing knowledge, or practical experiences, not solely from theories.

Question 9

In the cause-and-effect relationship of variables,the cause has to precede the effect in time.

Accepted Answer

This is a fundamental principle in causality - the cause must come before the effect.

Question 10

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: Interstate migration in the United States lowers state poverty levels.

Accepted Answer

The answer of Identify the independent variable,the dependent variable,and the...

Question 11

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: On average,the annual household income of female-headed households is about 25% less than the annual household income of married couple households.

Accepted Answer

The answer of Identify the independent variable,the dependent variable,and the...

Question 12

SELECT ALL THAT APPLY.
-Which of the following are continuous variables?

Accepted Answer

The answer of SELECT ALL THAT APPLY.
-Which of the following...

Question 13

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: In the United States,fewer blacks than whites own their home as opposed to rent their home.

Accepted Answer

The answer of Identify the independent variable,the dependent variable,and the...

Question 14

SELECT ALL THAT APPLY.
-From the following categories of variables,which of them are mutually exclusive and exhaustive?

Accepted Answer

- A is mutually exclusive and exhaustive because it lists all seven days of the week without overlap.- B is mutually exclusive and exhaustive because it categorizes all days into either weekdays or weekends, without any day being both or neither.- C is mutually exclusive and exhaustive because every letter is categorized as either a vowel or a consonant, with no letter being both or neither.- D is not mutually exclusive because all alphabets include consonants, making the categories overlap.

Question 15

SELECT ALL THAT APPLY.
-Which of the following are ways of collecting data?

Accepted Answer

Surveys, interviews, and experiments are all commonly used methods for collecting data. Assumptions are not a reliable source of data as they are based on personal beliefs or opinions and may not accurately depict reality.

Question 16

SELECT ALL THAT APPLY.
-Which of the following are not dichotomous variables?

Accepted Answer

The answer of SELECT ALL THAT APPLY.
-Which of the following...

Question 17

The logic and procedures concerned with making predictions or inferences about a population from observation and analyses of a sample are said to be descriptive statistics.

Accepted Answer

The logic and procedures concerned with making predictions or inferences about a population from observation and analyses of a sample are said to be inferential statistics. Descriptive statistics are concerned with describing and summarizing data from a sample or population.

Question 18

Imagine you were interested in constructing a measure of education where education was measured in terms of high,medium,and low.Based on the below information,which level of measurement would you use?

Accepted Answer

The answer of Imagine you were interested in constructing a...

Question 19

The total set of individuals,objects,groups,or events in which the researcher is interested is defined as

Accepted Answer

The population is the total set of individuals, objects, groups, or events in which the researcher is interested. It is the entire group of interest that the researcher wants to draw conclusions about, and it is from this population that a sample is usually drawn for study.

Question 20

According to the following table,what is the variable of interest? Is this variable nominal,ordinal,or interval-ratio?

Accepted Answer

The answer of According to the following table,what is the...

Quiz 1: The What and the Why of Statistics

SELECT ALL THAT APPLY. -If the population of a study is taken to be all humans above 18 years old living in CA,then which of the following are samples of this population?

The dependent variable is

SELECT ALL THAT APPLY. -Which of the following topics fall under empirical research?

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: Geographically contiguous countries should experience higher rates of migration than non-contiguous countries.

SELECT ALL THAT APPLY. -Which of the following statements are theories?

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: Documented immigrants in the United States are less likely than undocumented immigrants to use social welfare programs.

Imagine that you were interested in whether or not individuals had a high school education.Based on the below information,which level of measurement would you use?

All hypotheses are derived from theories.

In the cause-and-effect relationship of variables,the cause has to precede the effect in time.

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: Interstate migration in the United States lowers state poverty levels.

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: On average,the annual household income of female-headed households is about 25% less than the annual household income of married couple households.

SELECT ALL THAT APPLY. -Which of the following are continuous variables?

Identify the independent variable,the dependent variable,and the unit of analysis in the following hypothesis: In the United States,fewer blacks than whites own their home as opposed to rent their home.

SELECT ALL THAT APPLY. -From the following categories of variables,which of them are mutually exclusive and exhaustive?

SELECT ALL THAT APPLY. -Which of the following are ways of collecting data?

SELECT ALL THAT APPLY. -Which of the following are not dichotomous variables?

The logic and procedures concerned with making predictions or inferences about a population from observation and analyses of a sample are said to be descriptive statistics.

Imagine you were interested in constructing a measure of education where education was measured in terms of high,medium,and low.Based on the below information,which level of measurement would you use?

The total set of individuals,objects,groups,or events in which the researcher is interested is defined as

According to the following table,what is the variable of interest? Is this variable nominal,ordinal,or interval-ratio?