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Question :
51)A measure of central tendency that not very affected by : 1991692

51)A measure of central tendency that is not very affected by outliers is the __________.

52)The __________ is the usual way of describing the central tendency of a nominal variable.

53)The mean, median, and mode will be the same when the distribution is __________.

54)The variance of a group of scores is the average of the __________.

55)The symbol used in the textbook for the variance of a group of scores is __________.

56)The variance for the scores 1, 7, and 13 is __________.

57)The standard deviation for the scores 1, 7, and 13 is __________.

58)A deviation score is the difference between the score and the __________.

59)In symbols, a deviation score is __________.

60)When __________ are summed, the result will always equal zero.

61)Another way of symbolizing Σ(*X*−*M*)^{2} is __________.

62)The __________ is, approximately, the average that a score differs from the mean.

63)The standard deviation is __________ the variance.

64)A mathematically equivalent version of a definitional formula that is easier to use when working by hand with many scores is a(n) __________.

65)Behaviorists such as B. F. Skinner sometimes object to the use of statistics in psychology research because averages can distort the pattern of information revealed from observing the behavior of __________.