Unit 3 (Chapter 5)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | observes individuals and measures variables but does not impose a treatment
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| What is an experiment? | show 🗑
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| What is a population? | show 🗑
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| What is a sample? | show 🗑
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| show | contacting every individual in a population to gain information
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| Voluntary response sample? | show 🗑
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| show | contact individuals easiest to reach (non random)
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| What is a simple random sample (SRS)? | show 🗑
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| What is a stratified random sample? | show 🗑
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| What is a multi stage sample? | show 🗑
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| show | order the population, randomly select the starting point, and select every nth item based on your sample size
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| What is bias? | show 🗑
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| show | only those with a strong opinion take the time to respond
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| show | when the design of the sample leaves out certain parts of the population
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| show | people have been contacted but don't respond or people that were select can't be contacted
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| What is response bias? | show 🗑
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| show | when the question is not clear or written with strong words for/against the topic
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| What are experimental units? | show 🗑
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| What is a treatment? | show 🗑
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| What is a factor? | show 🗑
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| show | when patients respond favorably to a treatment even though they are actually taking the placebo. they are responding to the ides of the treatment not the actual treatment
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| show | the group of individuals that receive a sham treatment which enables the researcher to control the effects of lurking variables and the placebo effect
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| show | control, randomize, replicate, and block design
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| show | when all experimental units are allocated at random
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| show | the researcher and the experimental units know what treatment they are recieving
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| What is a matched pairs design? | show 🗑
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| What is a block design? | show 🗑
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| What is a confounding variable? | show 🗑
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| What is a lurking variable? | show 🗑
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| What is a simulation? | show 🗑
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| show | state (the problem/describe experiment), plan (how will you use chance to imitate the process, tell what you will record), do, conclude (use results to answer question of interest)
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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