Auto correlation is the correlation of one signal with
itself.
Cross correlation is the correlation of one signal with a
different signal.
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Term1/19
The independent variable is also called the
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Definition1/19
explanatory variable
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Term1/19
What causes change in a dependent variable
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Definition1/19
The dependent variable is dependent on the independent variable,
so when the independent variable changes, so does the dependent
variable.
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Term1/19
A sample that uses only people who are easy to contact is called a
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Definition1/19
... convenience sample.
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Term1/19
A survey in a magazine that asks readers to return the survey would result in
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Definition1/19
voluntary-response bias.
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Term1/19
If every 10th student on a nonalphabetized list of names was chosen from your school to answer a survey this group would be an
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Definition1/19
random sample.
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Term1/19
A dependent variable is associated mainly with
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Definition1/19
the result of an experiment.
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Term1/19
A subject is given a sugar pill and is told it may treat anxiety This person may experience
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Definition1/19
the placebo effect. CHIKA CKIKA YEAH!
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Term1/19
The independent variable is associated mainly with
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Definition1/19
the treatment that the researcher controls directly.
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Term1/19
A sample that does not reflect the population would result from
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Definition1/19
Under-Coverage
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Term1/19
In a survey that ased about alcohol use in high school students which of these is an important measure for controlling bias
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Definition1/19
getting a random sample from each grade level
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Term1/19
Unlike an observational study an experiment can prove
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Definition1/19
cause and effect
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Term1/19
The essence of an experiment as opposed to an observational study is to
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Definition1/19
change one or more factors and observe the effects
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Term1/19
What would be your independent variable be in a experiment to see if eating breakfast increased concentration on math assignments
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Definition1/19
Breakfast
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Term1/19
Which experiment method is important for controlling bias
🔄 Click to see definition
Definition1/19
Randomly assigning students to the two different groups
🔄 Click to see term
Term1/19
How do you treat ice pick headaches
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Definition1/19
Ice Pick Headaches are typically treated with anti-inflammatory medications. Some patients find that taking a preventive for them will also help.
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Term1/19
An experiment is designed to compare the differences in health outcomes between people who are visited in the hospital by therapy cats and people who are not. Which of these is the independent variabl
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Definition1/19
😐
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Term1/19
An experiment finds that teens who play video games have increased critical thinking skills. What might have been the hypothesis for this experiment
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Definition1/19
Teens who ply video games show better thinking skills
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Term1/19
If you were doing a research study on sleep and student achievement which might be the hypothesis
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Definition1/19
The amount of sleep a student gets affects the students achievement
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🥳
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Cards in this guide (19)
Auto correlation and cross correlation
Auto correlation is the correlation of one signal with
itself.
Cross correlation is the correlation of one signal with a
different signal.
The independent variable is also called the
explanatory variable
What causes change in a dependent variable
The dependent variable is dependent on the independent variable,
so when the independent variable changes, so does the dependent
variable.
A sample that uses only people who are easy to contact is called a
... convenience sample.
A survey in a magazine that asks readers to return the survey would result in
voluntary-response bias.
If every 10th student on a nonalphabetized list of names was chosen from your school to answer a survey this group would be an
random sample.
A dependent variable is associated mainly with
the result of an experiment.
A subject is given a sugar pill and is told it may treat anxiety This person may experience
the placebo effect. CHIKA CKIKA YEAH!
The independent variable is associated mainly with
the treatment that the researcher controls directly.
A sample that does not reflect the population would result from
Under-Coverage
In a survey that ased about alcohol use in high school students which of these is an important measure for controlling bias
getting a random sample from each grade level
Unlike an observational study an experiment can prove
cause and effect
The essence of an experiment as opposed to an observational study is to
change one or more factors and observe the effects
What would be your independent variable be in a experiment to see if eating breakfast increased concentration on math assignments
Breakfast
Which experiment method is important for controlling bias
Randomly assigning students to the two different groups
How do you treat ice pick headaches
Ice Pick Headaches are typically treated with anti-inflammatory medications. Some patients find that taking a preventive for them will also help.
An experiment is designed to compare the differences in health outcomes between people who are visited in the hospital by therapy cats and people who are not. Which of these is the independent variabl
😐
An experiment finds that teens who play video games have increased critical thinking skills. What might have been the hypothesis for this experiment
Teens who ply video games show better thinking skills
If you were doing a research study on sleep and student achievement which might be the hypothesis
The amount of sleep a student gets affects the students achievement