JUST ANSWER THE MULTI CHOICE NO FURTHER explanation NEEDED JUST ANSWER WITH LETTER PLEASE

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The technique, which divides the population into subsets; then takes a random sample of the subsets and finally selects all elements in the selected subsets is called: Select one: Oa. stratified sampling 0 b' simple random sampling 0 c. systematic sampling 0 d. cluster sampling The middle value in an ordered array of numbers is called the Select one: 0 a. median O b. coefficient of variation 0 0. mean 0 d. mode Data was collected from 25 respondents to determine the monthly expenditure on groceries. The stem-and-leaf display of the data is shown below. stem unit: $100 leaf unit: $10 'l 46 1246 0134666 23345789 345 0301me 2 What proportion of the respondents spent $400 or above? Select one: 0 a. 0.48 O b. 0.46 O c. 0.52 0 d. 0.44 The process of using sample statistics to draw conclusions about true population parameters is called: Select one: O a. descriptive statistics. O b. sampling. O C. the scientific method. O d. Inferential statistics.In a right-skewed distribution: Select one: O a. the median equals the mean. O b. the median is less than the mean. O C. the median is larger than the mean. O d. none of the above