Descriptive statistics of research scores allow researchers to Blank______.Multiple choice question.accurately interpret the data with only the variability statisticavoid sampling errorsmake precise statements about the obtained dataobtain informed consent from participants

Descriptive statistics aim to:a. explainb. confusec. complicated. summarize

Which of the following statistical treatments is not appropriate to use when your research deals with a descriptive research design?Group of answer choicesStandard deviationMeanVarianceT-test

Descriptive statistics is used:  A. To develop information regarding the product sample using the measured data  B. To measure the data for a sample  C. To draw conclusions about the population  D. To control the variation

The methods that are used to select participants for conducting a research experiment are likely to have a profound impact on the Blank______ of the study.Multiple choice question.external validityconstruct validitymatching variabilityconfounding variability

If a sample is representative, this means ______.Multiple choice question.nothing, because all data can be validatedthe sample reflects the test populationthe researchers' hypothesis can be supportedthe measurement that was used provided consistent results