Q1 What is a sample? A. A portion of a population selected for further analysis B. a characteristic of the whole populat

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Q1 What Is A Sample A A Portion Of A Population Selected For Further Analysis B A Characteristic Of The Whole Populat 1 (121.92 KiB) Viewed 50 times

Q1 What is a sample? A. A portion of a population selected for further analysis B. a characteristic of the whole population C. the method used to collect data D. the complete set of all possible data Q2 Which of the following is not the measure of central tendency? A. Means B. Medians C. Ratio D. Modes + Q3 The measure of variability that is influenced most by extreme values is: A. Variance B. Interquartile range C. Standard deviation D. Range Q4 LBIC classifies its staff members into three categories: Administration, Research Staff and Teaching Staff. If numeric codes of 1, 2, 3 are used to represent these three categories, the level of data measurement is: A. Ordinal B. Nominal C. Interval D. Ratio 25 What is a variable? A. B. C. D. A characteristic of a case which will change between different cases A systematic difference between cases in a set A characteristic of a case which can be represented by a number The average difference between different cases Q6 A person has to construct a frequency distribution for a set of data where the lowest number is 15 and the highest number is 90. if 5 classes are used, the class width should be: A. 10 B. 11 C. 15 D 75