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8. On a scale designed to measure attitude toward immigration, two college classes scored as follows: GLOSSA Class A Class B 41246 14 Class B 122344 NA - NWA Compare the variability of attitudes toward immigration among the members of the two classes by calculating for each class (a) the range, (b) the inter-quartile range, and (c) the standard deviation, Which class has greater variability of attitude scores? "Class A is 6-b=( 5 1985 8 15 4-1- #1= 2/2:1