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22 Cards in this Set
- Front
- Back
How do you allow impersonal chance to choose the sample for your survey? |
Conduct a sample |
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one way to choose a random sample is ? |
Both putting all names in a hat and drawing out a handful and assigning each individual a number and using www.randomizer.org |
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If a statistical study systematically favors certain outcomes then it is called? |
Biased |
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Suppose a packaging inspector decides to inspect a sample from a crate of eggs for freshness. Each crate has 5 trays of 30 eggs each stacked on top of each other. The inspector decides to examine only the top row. Why is this sample biased? |
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You decide to conduct a sample survey of 10 classmates about the university's new alcohol policy. You decide to survey the first 10 people to walk in the door. This is an example of? |
Convenience sampling |
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American Idol asks viewers to call in to vote on their favorite performer. This is an example of? |
Voluntary response sampling |
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Women's daily, a magazine which caters primarily to an over 49 female audience, conducts survey on their magazine about which sex (male or female) cheats more. This survey is biased because ? |
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A sampling method that best avoids biased is? |
A simple random sample |
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Selection of which ever individuals are easiest to reach is called? |
A convenience sampling |
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Chooses Itself by responding to a general appeal. |
A voluntary response sample |
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Convenience samples and voluntary samples are often ? |
Biased |
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Write in or call in opinion polls are examples of ? |
Voluntary response samples |
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The systemic favoritism of certain individuals or outcomes. It tends to systematically over present one part of the data. |
Bias |
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__?____ helps to decrease the chance of bias harming statistics. |
Randomization |
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In voluntary response people choose ? |
whether to respond |
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In a convenient sample, the interviewer? |
makes the choice |
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size n consists of n individuals from the population chosen in such a way that every set of n individuals has an equal chance to the sample actually selected. |
Simple random sample (SRS) |
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