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| A proposed explanation for why or how something happens; generally regarded as correct |
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| An account of the procedures used to define research variables |
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| When information is collected without changing the environment; includes: correlational and observational |
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| In depth observation of an individual in hope of revealing things true in us all |
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| A representative sample of a group to learn behaviors or attitudes of a whole population |
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| Observation of a subject in it's natural state- no manipulation or control |
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| Research methods that involve observation of entire population, or rep.sample, that aim to provide data on the population. Can be used to describe or form prevalences |
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| Series of observations more than once on partcipants of the study population over a period of time |
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| All the cases in a group being studied which samples may be drawn- usually doesn't refer to a country's whole pop. |
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| Fairly represents an entire population because each participant has an equal chance to be incorporated |
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| Correlation(correlational studies) |
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| When one trait or behavior is related to another |
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| Helps to figure out how closely two things vary together, or how well one predicts the other. (+1 to -1) |
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| Research method where one or more variables are manipulated to observe its effect on some behavior or mental process |
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| Assigning participants to an experimental or control group randomly to minimize any preexisting differences |
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| A method to draw the sample of people for your study from a population |
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| This occurs when both the participants and researchers don't know which group received the treatment |
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| Caused by expectations which recipient assumes is an active ingredient |
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| When researchers unconsciously affect affect a subject in the experiment |
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| The group which receives the treatment to observe its effects |
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| The group that doesn't receive the treatment which serves as a comparison for the experimental group |
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| What is being manipulated and whose effect is being studied |
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| The outcome of the independent variable |
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| Produces an effect in the experiment other than the independent variable |
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| Value for a probability distribution. Involves: mode, mean, median |
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| "The most frequently occurring score(s) in a distribution" |
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| Average of a distribution. (add all the scores together then divide by the number of scores) |
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| Middle score of a distribution |
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| "Difference between the highest and lowest scores in a distribution" |
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| Measure of how much scores vary from the average |
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| Containing premises from which the conclusion may logically be derived |
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| The participants the researchers observe- aimed to summarize a sample |
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| Process of drawing conclusions from data- predictions |
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| Process for getting permission before conducting a healthcare intervention on a person. Ex:a clinical researcher may ask a research participant before enrolling that person into a clinical trial |
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| Process of questioning to gain information from an individual |
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