Determine (a) the ?0^2 test statistic, (b) the degrees of freedom, (c) the P-value, and (d) test the hypothesis at the ? = 0.05 level of significance. X 0 1 2 3 4 Observed 1 38 124 438 386 Expected 1.6 25.3 151.6 404.3 404.3 H0: The random variable X is binomial with n = 4, p = 0.8 H1: The random variable X is not binomial with n = 4, p = 0.8 Click the icon to view the chi-square distribution table. (a) ?0^2 = (Round to two decimal places as needed.)
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Step 1: Calculate the X^2 test statistic using the formula: X^2 = Σ(observed - expected)^2 / expected Show more…
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