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Assessment
What does a p-value less than 0.05 typically indicate in hypothesis testing?
Evidence to reject the null hypothesis
No evidence to reject the null hypothesis
The sample size is too small
The results are inconclusive
Which of the following measures provides a summary of the central tendency of a dataset?
Standard deviation
Mean
Range
Variance
In a normal distribution, what percentage of data falls within one standard deviation of the mean?
50%
68%
95%
99.7%
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