3. A teacher wants to find out the level of academic performance of her students in Precical Research 2 The statistical toolbshe must use is
a. mean
b. median
c. mode
d. two-sample t-test

4. What is the appropriate statistical tool for the research question "Is there a significant difference between the level of academic performance of the junior high school students when ihey are grouped according to grade levei??
a. paired t-test
b. one-way ANOVA
c. two-sample t-test
d. Pearson Correlation

5. Due to the risk of involvement in the study of Joseph, Flor did not agree to be part of his research. The ethical consideration displayed in the situation is
a. confidentiality and anonymity
b. right to withdraw
c. risk
d. plan for dissemination​