A group of researchers tested different theories of happiness by having children play with toy blocks In one condition children were instructed to use toy blocks to come up with as many different types of objects as they could The data below represent child happiness measures take after they played with the toy blocks The happiness measure ranges from 0 to 50 with the highes the value the higher the level of happiness Hsee Hastie Chen 2008 1 2 5 7 7 12 14 20 25 25 31 33 33 38 39 40 35 40 38 40 41 42 42 43 44 44 47 45 47 45 49 49 50 45 45 a Create a grouped frequency table with an interval size of 5 for these data Include your frequency distribution intervals frequency midpoint and relative percent