Consider a study to examine whether food frequency questionnaires (FFQ) and three day food diaries are equally likely to label a woman as consuming less than the RDA of calcium Because calcium intake can vary considerably from person to person, both instruments are used to evaluate a single sample of women A sample of 117 women were evaluated and the results are as follows (0 consuming less than RDA 1 consuming at least RDA) Two tables (A and B) are generated to summarize the data Table A RDA 0 RDA 1 FFQ 46 71 Food diary 60 57 Table B FFQ RDA 0 FFQ RDA 1 Diet diary RDA 0 33 27 Diet diary RDA 1 13 44 Which table, A or B, is more appropriate

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Consider a study to examine whether food frequency questionnaires (FFQ) and three day food diaries are equally likely to label a woman as consuming less than the RDA of calcium  Because calcium intake can vary considerably from person to person, both instruments are used to evaluate a single sample of women  A sample of 117 women were evaluated and the results are as follows  (0  consuming less than RDA  1  consuming at least RDA)  Two tables (A and B) are generated to summarize the data  Table A  RDA 0 RDA 1 FFQ 46 71 Food diary 60 57 Table B  FFQ  RDA 0 FFQ  RDA 1 Diet diary  RDA 0 33 27 Diet diary  RDA 1 13 44 Which table, A or B, is more appropriate

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Question: Consider a study to examine whether food frequency questionnaires (FFQ) and three-day food diaries are equally likely to label a woman as consuming less than

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