[{"id":234622,"question":"The elimination of extreme scores at the top of the set has the effect of.","choices":[{"text":"Raising the mean","value":"A"},{"text":"Lowering the mean","value":"B"},{"text":"No effect","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234621,"question":"The mode of the letters in the word STATISTICS is.","choices":[{"text":"l","value":"A"},{"text":"S","value":"B"},{"text":"S and T","value":"C"},{"text":"T","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":234620,"question":"The sun of deviation of observation is zero, when deviations are taken from.","choices":[{"text":"Mode","value":"A"},{"text":"Median","value":"B"},{"text":"Mean","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":234619,"question":"Coded method of calculation is nly used in","choices":[{"text":"A.M","value":"A"},{"text":"Median","value":"B"},{"text":"Combined mean","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234618,"question":"For the given data 2,4,8,7,-9 , G.M. will be.","choices":[{"text":"Undefined","value":"A"},{"text":"Zero","value":"B"},{"text":"Negative","value":"C"},{"text":"Positive","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234617,"question":"If any value in the data is zero, then it is not possible to have.","choices":[{"text":"H.M","value":"A"},{"text":"A.M","value":"B"},{"text":"G.M","value":"C"},{"text":"Median","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234616,"question":"The mean of a constant 'a' is.","choices":[{"text":"a/2","value":"A"},{"text":"a2","value":"B"},{"text":"0","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":234615,"question":"Sample mean is","choices":[{"text":"Variable","value":"A"},{"text":"Statistic","value":"B"},{"text":"Parameter","value":"C"},{"text":"Constant","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234614,"question":"In a symmetrical distribution, mean , median and mode are always.","choices":[{"text":"Different","value":"A"},{"text":"Zero","value":"B"},{"text":"Identical","value":"C"},{"text":"Negative","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":234613,"question":"The sun of the deviations of a set of n values from means is.","choices":[{"text":"Zero","value":"A"},{"text":"Positive","value":"B"},{"text":"Negetive","value":"C"},{"text":"Least","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234612,"question":"Scores that differ greatly from the measures of central tendency are called.","choices":[{"text":"The best scores","value":"A"},{"text":"Extreme scrores","value":"B"},{"text":"Raw scores","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234611,"question":"The measures of central tendency listed below are.","choices":[{"text":"the mean","value":"A"},{"text":"The range","value":"B"},{"text":"Standard deviation","value":"C"},{"text":"The variance","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234610,"question":"Median is graphically obtained by using.","choices":[{"text":"Histogram","value":"A"},{"text":"Ogive","value":"B"},{"text":"Frequency curve","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234609,"question":"Which of the following steps is not involved in the formation of frequency distribution.","choices":[{"text":"Editing","value":"A"},{"text":"Range","value":"B"},{"text":"Number of classes","value":"C"},{"text":"Class intervel","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234608,"question":"The arrangment of sector in a pie chart is.","choices":[{"text":"Random","value":"A"},{"text":"Ascending order","value":"B"},{"text":"Clock wise","value":"C"},{"text":"Anti clock wise","value":"D"},{"value":"E"}],"correctAnswer":3}]