Explain why this is (or is not) a suitable sample of quantitative data for the business scenario. Evaluate the factors that would affect the validity of the data set. Evaluate the factors that would affect the reliability of the data set. Explain the steps you took to arrive at your conclusion about validity and reliability. Display the data set in a chart. Explain briefly why that chart type was selected. Calculate the measures of central tendency and variability (mean, median, mode, standard deviation) for the data. Explain the steps you followed to come your answer. Interpret the measures of central tendency and variability. What are three conclusions you can draw based on the data analysis?