Question 5Data analysts focus on sample size to make sure they have enough data so that a few unusual responses don’t skew the results.1 pointTrueFalse

Question 5A data analyst is collecting data. They decide to gather lots of data to make sure that a few unusual responses do not skew the results later in the process. What element of data collection does this describe? 1 pointData cleaningStatistical significanceSample sizeVisualization

Question 7When collecting data for a study, what are some reasons to consider sample size? Select all that apply.1 pointTo include as many participants as possible in the studyTo collect data that represents a diverse set of perspectivesTo make sure a few unusual responses don’t skew resultsTo eliminate certain segments of a population

Question 5A data analyst collects a large amount of data for their project to ensure that the data represents a diverse set of perspectives. What element of data collection does this describe?1 pointStatistical significanceData cleaningSample sizeVisualization

Question 8A large hotel chain sees about 500 customers per week. A data analyst working there is gathering data through customer satisfaction surveys. They are anxious to begin analysis, so they start analyzing the data as soon as they receive 50 survey responses. This is an example of what? Select all that apply.1 pointFailing to collect data anonymouslyFailing to have a large enough sample sizeFailing to reward customers for participating in the surveyFailing to include diverse perspectives in data collection

Why should a data analyst focus on sample size during the data collection process? Select all that apply.1 pointTo reduce the amount of calculations required in the analysisTo avoid a small sample size leading to inaccurate judgementsTo make sure the data represents a diverse set of perspectives To determine how much storage that they’ll need