Three Different Ethnic Groups Are Compared on Their Ranked Language

Multiple Choice

Three different ethnic groups are compared on their ranked language skills and an H statistic of 7.1 is computed.What conclusion could be made about a hypothesis test at a p level of 0.05?

A) Reject the null hypothesis and conclude there are differences among these groups for ranked language skills.
B) Reject the null hypothesis and conclude that all three groups are significantly different from each other.
C) Fail to reject the null hypothesis and conclude no differences exist.
D) Fail to reject the null hypothesis and conclude there was no statistical power.