Part 1: Summery Questions- Matching 20 pointsl: Match each statement with the te

Question

Part 1: Summery Questions- Matching 20 pointsl: Match each statement with the term below that best completes the sentence. Some terms willbe used more than once! al categorical variable versus a antitative dataset ebo ntitative random resistant bias A variable is cassified a fitcivides the data cases into cases into groups 2. A variable is classifieds measures some numeric quantity. consists ofvaues for one ormore variables that record or measure information for each of the cases in?sample or population 4. The most effective way to avoid samps bias is toseleta 5. Even if the sample is randam, we stil must becareful toavaid other possible sources of bias by corsidering ample. thirgs such asthe 6. The handling of different treatment groups in an experiment shoul be as simiar as possible, with the use of treatment when?ppropriate blinding anda 7. The only way to infer acausal association between variables statistically isthrough data obtained from a 8. Inan we need to be wary of confouncirgvariables 10. A mecian, stancard deviation, and five-number summary. 11 A us ng? barchart or pie chart. 12. A arable an be summarized using cescriptive statistics such as the 13. A ariable an be summarized usig atwo way table or a difference in 14. A ariablecabevaued u singascatterplot.

Explanation / Answer

1) a variable is classified as categorical if it divides the data cases into groups

2) a variable is classified as quantitative if it measures some numeric quantity

3) a dataset consists of value for one or more variable that record or measure information for each of the cases in sample or population

4) the most effective way to avoid sampling bias is to select a random sample

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