Question

M
13. Method of comparison of observed and expected frequencies.
(A)(B)
(a) (AB)
(AB) (AB)
(b)
(B) (B)
(c) AB=0
(d) None of these​

Answer 1

Answer:

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Answer 2

Explanation:

Now we can use the chi-square test to compare the observed and expected frequencies. The chi-square test statistic is calculated with the following formula: For each cell, the expected frequency is subtracted from the observed frequency, the difference is squared, and the total is divided by the expected frequency.