Null hypotheses are used in statistics because:
A) use of other types of hypotheses shows that the researcher is biased
B) they are more easily understood than other types of hypotheses
C) they are required by the logic of tests of statistical significance
D) they simplify computations
Correct Answer:
Verified
Q2: A sample of 13 children has a
Q3: One type of null hypothesis is:
A) an
Q4: The purpose of inferential statistics is:
A) to
Q5: An assumption basic to all inferential statistics
Q6: A sampling distribution is:
A) a distribution of
Q7: The inference test used when both variables
Q8: The determination of statistical significance of a
Q9: Establishing a 95% confidence interval enables a
Q10: The standard deviation of a sampling distribution
Q11: If p <.01, a researcher would:
A) accept
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