Question

tasha is a graduate student studying health and nutrition. a recent study has made claims about the health benefits of dark chocolate. tasha would like to conduct a similar study to see if she can confirm the findings of the first. she wants to make sure that her study is as close to the original as possible. which factors of her study can she control? check all that apply. lifestyle and physical condition of the subjects the number of subjects genetic variances among the subjects age and sex of the subjects length of the study

Explanation:

Tasha puede controlar aspectos relacionados con la selección y diseño del estudio. Puede elegir el número de sujetos, la edad y sexo de los sujetos y la duración del estudio. Aunque puede considerar la estilo de vida y condiciones físicas y las variantes genéticas, no puede controlarlas por completo ya que son características innatas o personales de los sujetos.

Answer:

• the number of subjects
• age and sex of the subjects
• length of the study