A variable contains five categories.It is expected that data are uniformly distributed across these five categories.To test this, a sample of observed data is gathered on this variable resulting in frequencies of 26, 10, 17, 21, and 26.Using = .01, the observed chi-square value is ___.
A) 1.18
B) 9.10
C) 20.27
D) 4.51
E) 19.70
Correct Answer:
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