The number of clerical errors on a medical chart is a discrete random variable.Group of answer choicesTrueFalse

The number of absences per year that a worker has is an example of what type of data?Group of answer choicesordinalratiointervalnominal

A listing of all possible values in a data set and how often they occurred is called a data _____________________.Group of answer choicesfrequencydistributionpercentagevariable

A manager of a company was concerned about the quality of products produced through a newly purchased machinery. To investigate the percentage of defective items, she collected a random sample of 200 products produced by this machine. The total number of defective items found in the sample is an example of:Question 27Answera.a continuous random variableb.a discrete random variablec.a categorical random variabled.a parameter

A researcher has collected the following sample data.   351232The variance isGroup of answer choices

A random sample:Group of answer choicesis unreliable: we always want certaintyis a a subset randomly drawn from the populationis never taken for complicated distributionsselects every piece of data in the entire population