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5 points Frequent food questionnaires FFQ are a simple way to obtain information on the...

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5 points Frequent food questionnaires FFQ are a simple way to obtain information on the foods individuals consume by asking them questions about typical amounts of food consumed in a day a week or a month A more accurate picture is obtained by obtaining a detailed food diary DR for several days that are randomly chosen over a certain time period The data obtained from frequent food questionnaire can be compared with the food diary to assess the validity of the questionnaire The data below are for seven individuals who participated in such a study on alcohol consumption DR 8 26 0 83 15 13 15 10 11 16 7 49 5 12 12 84 1 76 0 22 66 25 06 The correlation for these data is 0 77 0 89 None of the answer options is correct 0 87 FFQ 1 68

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