Which of the following statements is true?
A) Confidence intervals are known as point estimates.
B) Confidence intervals tell us about the range of possible values of a statistic within the sample.
C) If the confidence interval for the difference between two means does include zero then the difference between the means is statistically significant.
D) Confidence intervals are not biased by non-normally distributed data.
Correct Answer:
Verified
Q19: Children can learn a second language faster
Q20: What is the alternative hypothesis for the
Q21: A 95% confidence interval is:
A)The range of
Q22: The 99% confidence interval usually is:
A)Narrower than
Q23: Of what is the standard error a
Q25: Which of the following statements is true?
A)The
Q26: A 95% confidence interval for the difference
Q27: There are basically two types of statistics
Q28: Which of the following best describes the
Q29: Confidence intervals:
A)Can be used instead of conventional
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