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CorporalRiver7216
Answer the following questions Chapter 1 – The term…
Answer the following questions
Chapter 1 –
The term Empiricism refers to what?
Does everyday observation employ the empirical approach?
When researchers systematically use the empirical approach to acquire knowledge, we say that they are engaging in what?
What is the name of a subset of a population?
Which type of planning involves constructing or selecting measuring instruments (circle one)? A. whom B. how C. when D. under what circumstances.
Even the best plans for research often
The observations researchers make result in what?
Are the data that researchers collect always “scores”?
In recent decades researchers have increasingly used what terms to refer to the individuals being studied?
Chapter 2 – Types of Empirical Research
In which type of study are treatments given to see how participants respond?
In an experiment, are the responses the “independent variable” or the “dependent variable”?
What is the purpose of an experiment?
In experiments, a researcher administered various dosage levels of aspirin to different groups of participants to determine the effects of the various dosage levels on heart attack rates, In this study, “heart attack rates” of the (circle one) A) Dependent variable. B) independent variable.
In an experiment, a researcher used group counseling with some participants and individual counseling with other participants to study the effectiveness of the two types of counseling on raising the participants’ “self-esteem”. In this study, two types of counseling constitute the (circle one). A) dependent variable B) Independent variable.
Chapter 3 – Scales of Measure
What is the name of the lowest score of measurement?
Which levels of measurement should be thought of as the “naming” order?
Which scale of measurement puts participants in rank order?
Which two scales of measurement indicate the amount by which participants differ from each other?
Which scale of measurement has an absolute zero?
If you measure the weight of participants in pounds, which scale of measurement are you using?
If you rank employees from most cooperative to least, which scale of measurement were you using?
If you ask participants which county, they were born in what form of measurement are you using?
What phrase should you memorize to remember the scales of measure in order?
Which scale of measurement is between the ordinal and ration scales?
Chapter 4 – Descriptive, correlational, and inferential statistics.
Is an average a “descriptive statistic” or an” inferential statistic”?
Is the range of a set of scores a “descriptive statistic” or an “inferential statistic?”
What is the purpose of correlational statistics?
If there is no relationship between two sets of scores, what is the value of the correlation coefficient?
Inferential statistics are tools that tell us what?
Is a margin of error a “descriptive statistic” or an “inferential statistic”?
A margin of error is reported as a warning to readers that what might have happened.
What is the name of the type of study in which all members of a population are included?
Why are inferential statistics not needed when analyzing the results of a census?
Give an example of a study with the use of descriptive statistics.
Correlational study
Inferential statics.
Chapter 5 – Introduction to Sampling
What term is used to refer to all members of a group in which a researcher has an interest?
If samples yield “statistics,” what do populations yield?
What is the most important characteristic of a good sample?
If a researcher uses a sample of volunteers from a population should
What type of sampling eliminates bias in the selection of participants?
Briefly describe how one could select a simple random sample.
Does random sampling produce sampling errors?
The amount of random sampling error obtained from biased.
Is selecting a large sample an effective way to reduce the effects of bias in sampling?
According to this chapter of the book, is all research in which biased samples are used worthless?
Are you convinced that using a rather small, unbiased sample is better than using a very large, biased sample? Why? Why not?
Be on the lookout for a new report of a scientific stud in which biased samples were used, briefly describe.
