CHARACTERISTICS OF NON-OPINION AND NO OPINION RESPONSE GROUPS

[1] BREHN JW, 1962, EXPLORATIONS COGNITI

[2] CONVERSE JM, 1977, PUBLIC OPIN QUART, V40, P515

[3] Converse P.E, 1970, QUANTITATIVE ANAL SO

[4] NONATTITUDES AND AMERICAN PUBLIC OPINION - EXAMINATION OF A THESIS - COMMENT [J]. AMERICAN POLITICAL SCIENCE REVIEW, 1974, 68 (02) : 650 - 660

[5] COOMBS CH, 1977, PUBLIC OPIN QUART, V40, P497

[6] ANALYSIS OF MEANING OF QUESTION MARK RESPONSE CATEGORY IN ATTITUDE SCALES [J]. EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, 1975, 35 (04) : 869 - 884

[7] WHAT WE NOW KNOW ABOUT I DONT KNOWS [J]. PUBLIC OPINION QUARTERLY, 1975, 39 (02) : 207 - 218

[8] AMBIVALENCE-INDIFFERENCE PROBLEM IN ATTITUDE THEORY AND MEASUREMENT - SUGGESTED MODIFICATION OF SEMANTIC DIFFERENTIAL TECHNIQUE [J]. PSYCHOLOGICAL BULLETIN, 1972, 77 (05) : 361 - &

[9] MASON R, 1976, INITIAL ASSESSMENT P

[1] BREHN JW, 1962, EXPLORATIONS COGNITI

[2] CONVERSE JM, 1977, PUBLIC OPIN QUART, V40, P515

[3] Converse P.E, 1970, QUANTITATIVE ANAL SO

[4] NONATTITUDES AND AMERICAN PUBLIC OPINION - EXAMINATION OF A THESIS - COMMENT [J]. AMERICAN POLITICAL SCIENCE REVIEW, 1974, 68 (02) : 650 - 660

[5] COOMBS CH, 1977, PUBLIC OPIN QUART, V40, P497

[6] ANALYSIS OF MEANING OF QUESTION MARK RESPONSE CATEGORY IN ATTITUDE SCALES [J]. EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, 1975, 35 (04) : 869 - 884

[7] WHAT WE NOW KNOW ABOUT I DONT KNOWS [J]. PUBLIC OPINION QUARTERLY, 1975, 39 (02) : 207 - 218

[8] AMBIVALENCE-INDIFFERENCE PROBLEM IN ATTITUDE THEORY AND MEASUREMENT - SUGGESTED MODIFICATION OF SEMANTIC DIFFERENTIAL TECHNIQUE [J]. PSYCHOLOGICAL BULLETIN, 1972, 77 (05) : 361 - &

[9] MASON R, 1976, INITIAL ASSESSMENT P