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Author Question: In nutrition research, observations of the quantities and types of foods eaten by groups of people ... (Read 58 times)

jasdeep_brar

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on: Aug 21, 2018
In nutrition research, observations of the quantities and types of foods eaten by groups of people and the health status of those groups are known as
 a. case-control studies. b. epidemiological studies.
  c. human intervention trials. d. correlation-control studies.

Question 2

You have been asked to help a top nutrition researcher conduct human experiments on vitamin C. As the subjects walk into the laboratory, you distribute all the vitamin C pill bottles to the girls and all the placebo pill bottles to the boys. The researcher instantly informs you that there are two errors in your research practice. What steps should you have done differently?
 a. Given all the boys the vitamin C and the girls the placebo, and told them what they were getting
  b. Distributed the bottles randomly, randomized the subjects, and told them what they were getting
  c. Told the subjects which group they were in, and prevented yourself from knowing the contents of the pill bottles
  d. Prevented yourself from knowing what was in the pill bottles, and distributed the bottles randomly to the subjects
Understanding Nutrition ¦ Whitney, Rolfes ¦ 12th Edition
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Carliemb17

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Reply #1 on: Aug 21, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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jasdeep_brar

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Reply 2 on: Aug 21, 2018
:D TYSM

parker125

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Reply 3 on: Yesterday
Gracias!

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