1 Relevant content 2 Number of items 3 Clear language (e.g., jargon, double-negatives, double-barreled) 4 Not leading or presumptive 5 Balanced scales—positively-keyed and negatively-keyed items
1 Relevant content2 Number of items3 Clear language (e.g., jargon, double-negatives, double-barreled)4 Not leading or presumptive5 Balanced scales—positively-keyed and negatively-keyed items