Select one type of bias and describe how to minimize it in a scientific investigation

Select the scientific definition of bias.A random variation in measurementsA systematic errorA prejudice against people of a certain gender or raceA hypothesis that can't be testedI'm not sure

A researcher is conducting a study on the effectiveness of a new educational program. They only report results from the group of participants who showed the most improvement and ignore the results from the rest of the participants. Which of the following best describes the type of bias this researcher has engaged in?Question 1Answera.P-hackingb.Sampling biasc.Cherry-pickingd.None of the above

A scientist wants to test the hypothesis that drinking red wine improves heart function. She ignores some evidence that suggests her hypothesis is false.Identify the type of bias in this scenario.Measurement biasSelection biasConfirmation biasI'm not sure

When does bias occur?Group of answer choicesWhen the sample is not representative of the population of interest.When the sample size is not large enough.When the research topic is too broad.All of the other responses.

When observing children, it is very important that you avoid bias. How can you avoid bias in your observations and why is it important?