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TABLE 6-3
Suppose the time interval between two consecutive defective light bulbs from a production line has a uniform distribution over an interval from 0 to 90 minutes.
-Referring to Table 6-3, what is the standard deviation of the time interval?
Hypotheses Testing
A method of statistical inference used to decide whether there is enough evidence in a sample of data to support a particular belief or hypothesis about a population parameter.
r Values
Statistical measures representing correlation coefficients that indicate the strength and direction of a linear relationship between two variables.
Spearman Rank-Correlation
A nonparametric measure of rank correlation that assesses how well the relationship between two variables can be described by a monotonic function.
Rejection Region
The rejection region is a concept in hypothesis testing that represents the set of values for which the null hypothesis is considered not likely to be true and is therefore rejected.
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