Question 48 The percentage of scores with X = 4 in this frequency distribution table is ? X25,4,3,2,1 f=4,6,5,3,2 030% 060% 020% 014% Question 47 If the value of the Pearson correlation is r = +1 or -1 then all data points on the scatterplot would fall on a straight line. O True O FalseQuestion 42 If the values for several scores in the middle of a distribution were changed, then the range would be more affected than the standard deviation. O True O False