For the data shown here a Belt suspects the three grades are supplying the same results.
Which statement(s) are true for proper Hypothesis Testing?
A . The most appropriate Central Tendency to test is the Means
B . An appropriate test to test Central Tendency is the Levene’s test
C . An appropriate test to test Central Tendency is the ANOVA test
D . An appropriate test to test Central Tendency is the Mood’s Median test
Answer: D