Arithmetic Mean is affected by extreme values a. Less O b. None of these O c. Not O d. Highly O c. range O d. mode O Which of the following is not a measure of ?central location a. mean O b. mode O c. median O d. variance PERCE Which of the following can have more than ?one value a. The mode b. Standard deviation O c. The range O d. The mean O In study carried out in the hospital ward, every 10th admitted patient was included in the sample, which sampling procedure is this a. Random sampling O b. Systematic sampling O c. Convenient sampling O d. Stratified sampling O