The basic form of a confidence interval is __________________.
A) estimate ± margin of error
B) margin of error ± estimate
C) standard error ± estimate
D) estimate ± margin
Correct Answer:
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Q19: The distribution of GPA scores is known
Q20: Researchers are studying the yield of a
Q21: A 95% confidence interval _.
A)gives the probability
Q22: Outliers do not have a large effect
Q23: The purpose of forming confidence intervals is
Q25: In order to obtain a small margin
Q26: When constructing confidence intervals,the center of each
Q27: A sample of size 60 was
Q28: When constructing confidence intervals,the true population
Q29: When forming confidence intervals,it is very important
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