Example 2 - Ejercicios de práctica para el examen con soluciones PDF

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Ejercicios de práctica para el examen con soluciones....

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Example 2 t test for independent samples A study is being conducted to study potential improvements of academic achievement when dietary supplements are given to undernourished children in developing countries. In a pilot test, the effect of a protein supplement administered during a complete semester was compared to a control group. Each group was formed by random selection and assignment of three children. Write down a statistical analysis plan for the results of this experiment. 1. Assumptions

2. Hypothesis

3. : 4. Statistic and Distribution / H0 is True:

5. Decision Rule:

6. Write down a brief results section base don the following data. Include the stardardized effect size and a 95% confidence interval.

Control Group Protein Supplement ______________________________________________ 8 13 10 15 12 17 ______________________________________________...