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Is a Two tailed test upper or lower tailed?
A two-tailed test is both, upper and lower tailed!
How do you find the lower and upper quartiles with only 5 values?
The lower quartile is the second smallest and the upper quartile is the fourth smallest (second largest).
What is the meaning of lower class boundary in statistics?
In statistics the class boundaries are numbers that separate classes without forming gaps. To find the lower, you subtract 0.5 and to find the upper, you add 0.5. If the class is 3-7 the lower class boundary would be 2.5 and the upper 7.5. The upper boundary of one class will equal the lower boundary of the next class.
What is the upper and lower quartile?
The upper quartile, for a set of ordinal observations, is a value such that a quarter of the observations have a greater value. Similarly, the lower quartile is a value such that a quarter of the observations have a smaller value.
What are the upper and lower quartiles?
The upper quartile of a set of data is a value such that a quarter of the observations are greater than that value. The lower quartile is similarly defined as the value such that a quarter of the observations are less than that value.
