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Hypothesis Testing Using the One-Sample T-Test
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Behavioral Sciences STAT

Mathematics

Quiz 8 :
Hypothesis Testing Using the One-Sample T-Test

Quiz 8 :
Hypothesis Testing Using the One-Sample T-Test

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When is a t-test used instead of a z-test?
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D

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What is SXˉS \bar{X} ?
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C

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Which of the following is one of the requirements of a one-sample t-test?
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B

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What does the tobtt_{o b t} value indicate?
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Which of the following requirements is common to both the z-test and the one-sample t-test?
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Colin has computed the variance for his 10 raw scores and obtained = 16.37.He then computed SX2S_{X}^{2} SXˉS \bar{X} as follows: sxˉ=4.04610=0.636s \bar{x}=\sqrt{\frac{4.046}{10}}=0.636 What is wrong?
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Which of the following is not one of the steps in a one-sample t-test?
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How is the t-distribution defined?
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For a given level of α, when does tcrit=Zcritt_{c r i t}=Z_{c r i t} ?
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For a two-tailed test with α = 0.05, the tcritt_{\mathrm{crit}} value is
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Unless we use the correct from the t-distribution for the appropriate N,
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What happens to the absolute value of tcritt_{\mathrm{crit}} as df increases? It
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Which of the following would make it more likely your t-test will be significant?
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After determining your one-tailed t-test is significant, what should you do?
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The precise location on the dependent measure where we expect our population mean to fall refers to
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Interval estimation suggests a ________ where we expect the ________ to fall.
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Suppose a poll has been conducted on Americans' favorable attitudes towards a certain issue.If it is reported that Americans are 56%+4% in favor of the issue, which of the following is not a possible value represented within the margin of error?
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When is a sample mean likely to represent a particular population mean?
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To achieve statistical significance for a one-sample t-test,
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Suppose we have a 95% confidence interval of 12.23 and 16.75.What does this mean?
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