Ordinal scale, nominal data, continuous data, ratio, interval, Likert scale, mean, median , standard deviation, range , maximum, minimum, order, category, strongly agree, binomial, dichotomous, multinomial, categorical data, questionnaire, survey, items, question, response, value, label, variable, transform, recode, table, bar chart, descriptive statistics, frequencies, table, mode, valid, missing, percentage, participants, cases