[{"id":179824,"question":"The measure of central tendency which is not affected by extreme values is called:","choices":[{"text":"Median","value":"A"},{"text":"Arithmetic mean","value":"B"},{"text":"Geometric mean","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":179823,"question":"In a set of data    41,43,47,51,57,52 ,59 median is: ","choices":[{"text":"51","value":"A"},{"text":"47","value":"B"},{"text":"52","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":179822,"question":"In a set of data  63,65,66,67,69, median is:","choices":[{"text":"63","value":"A"},{"text":"66","value":"B"},{"text":"67","value":"C"},{"text":"69","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":179821,"question":"The nth root of product of 'n' number of values is called:","choices":[{"text":"Arithematic mean","value":"A"},{"text":"Geometric mean","value":"B"},{"text":"Harmonic mean","value":"C"},{"text":"Standard deriviation","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":179819,"question":"In a class of frequency distribution 14 - 18, the 18 is:","choices":[{"text":"Upper class limit","value":"A"},{"text":"Lower class limit","value":"B"},{"text":"Class interval","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":179818,"question":"A value best representing a set of data is called:","choices":[{"text":"Average","value":"A"},{"text":"Variance","value":"B"},{"text":"Standard deriviation","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":179817,"question":"The number of time a value appears on a set of data is called:","choices":[{"text":"Frequency","value":"A"},{"text":"Average","value":"B"},{"text":"Mode","value":"C"},{"text":"Median","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":179815,"question":"A cumulative frequency curve is also called:","choices":[{"text":"Histogram","value":"A"},{"text":"Pie chart","value":"B"},{"text":"Ogive","value":"C"},{"text":"Frequency polygon","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":179814,"question":"The difference between upper limit of two consecutive classes is a frequency table is called:","choices":[{"text":"Class limit","value":"A"},{"text":"Class interval","value":"B"},{"text":"Class mark","value":"C"},{"text":"All of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175512,"question":"The mean of the squared deviations of X observations from their arithmetic mean is called.","choices":[{"text":"Variance","value":"A"},{"text":"Standard deviation","value":"B"},{"text":"Range","value":"C"},{"text":"Harmonic mean","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":175511,"question":"The positive square root of mean of the squared deviation of X,{1=1,2,3,.......n) observations from their arithmetic mean is called.","choices":[{"text":"Harmonic mean","value":"A"},{"text":"Range","value":"B"},{"text":"Standard deviation","value":"C"},{"text":"Variance","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":175510,"question":"The extent of variation between two extreme observations in a data is called.","choices":[{"text":"Average","value":"A"},{"text":"Range","value":"B"},{"text":"Quartiles","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175509,"question":"The spread of observations in a data set is called.","choices":[{"text":"Average","value":"A"},{"text":"Dispersion","value":"B"},{"text":"Central tendency","value":"C"},{"text":"Mean","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175508,"question":"The observation that divide a data set into four equal parts are called.","choices":[{"text":"Declies","value":"A"},{"text":"Quartiles","value":"B"},{"text":"Percentiles","value":"C"},{"text":"Harmonic mean","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":175507,"question":"The measure which determines the middle most observation in a data set is called.","choices":[{"text":"Median","value":"A"},{"text":"Mode","value":"B"},{"text":"Mean","value":"C"},{"text":"Rang","value":"D"},{"value":"E"}],"correctAnswer":1}]