... 48 cultural 55±6dependent and independent 42 , 46 diagramming 42 ±3discrete 47 , 48 explanatory 156, 160extraneous 68not normally distributed 2 24 operationalization 46 , 48 as questionnaire questions 77response ... median 1 34 5sampling distribution 179measurement 44 ±51mediaeffects 2 4, 22 4, 100, 101theory 96see also journalistsmediancalculating 47 , 133 4 definition 115, 133 4 and mean 1 34 5resistant ... 76central tendency 132, 133 4, 143 centrality see central tendencyChambers, J.M. 110Chan, Janet 4 Chandler, Raymond 44 , 90Chesterton, G.K. see Brown, Fatherchi-square 172 4, 1 84, 199Christie, Agatha...