simple random sample
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each unit of the population has the same chance of being selected,
regardless of the other units chosen for the sample
case (unit)
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the subject or object we are obtaining info about
,resistant statistic
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not affected by skewness and/or unusual observations. range and iqr
how to find relative risk
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risk in group 1/risk in group 2. "times as likely"
how to find odds
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number with the trait/number without the trait. blank to smaller blank
nonresponse bias
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those selected for the survey did not respond
, explanatory variable
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often comes first, explains differences, forms 2 groups
two types of quantitative variables
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discrete, continuous
variable
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any characteristic recorded for each case
sample
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observations that we have selected from the population (should be
representative of the population) for which we have data
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each unit of the population has the same chance of being selected,
regardless of the other units chosen for the sample
case (unit)
Give this one a try later!
the subject or object we are obtaining info about
,resistant statistic
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not affected by skewness and/or unusual observations. range and iqr
how to find relative risk
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risk in group 1/risk in group 2. "times as likely"
how to find odds
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number with the trait/number without the trait. blank to smaller blank
nonresponse bias
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those selected for the survey did not respond
, explanatory variable
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often comes first, explains differences, forms 2 groups
two types of quantitative variables
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discrete, continuous
variable
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any characteristic recorded for each case
sample
Give this one a try later!
observations that we have selected from the population (should be
representative of the population) for which we have data
