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Author Question: Wendy is investigating differences in cardiovascular health between children who are involved in ... (Read 33 times)

robinn137

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Wendy is investigating differences in cardiovascular health between children who are involved in extra-curricular activities and those who are not.  She decides to investigate only children who are average height and weight, with no existing heart conditions and no family history of obesity.  Wendy has employed which method for controlling the extraneous variable in her study?
◦ Matching
◦ Comparing homogeneous subgroups
◦ Analysis of covariance (ANCOVA)
◦ Manipulation of independent variable


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Marked as best answer by robinn137 on Mar 8, 2019

cswans24

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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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