OpenStax, Statistics §11.6 Test of a Single Variance · Exercise 3 · Statistics · Chi-square tests
Test of a Single Variance · Exercise 3
An archer’s standard deviation for his hits is six, where the data are measured in distance from the center of the target. An observer claims the standard deviation is less than six.
Is this a right-tailed, left-tailed, or two-tailed test?
OpenStax, Statistics · §11.6 Test of a Single Variance · Exercise 3
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