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how do you do longhand (a) Write the claim mathematically and identify H0 and Ha. (b) Find the critical value(s). (c) Use the ?2-test to

how do you do longhand

(a) Write the claim mathematically and identify H0 and Ha.

(b) Find the critical value(s).

(c) Use the ?2-test to find the standardized test statistic.

(d) Decide whether to reject or fail to reject the null hypothesis.

Compare the standardized test statistic to the critical value.

(e) Interpret the decision in the context of the original claim.

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Use a 0.05 significance level to test the claim that peanut candies have weights that vary more than plain candies. The standard deviation for the weights of plain candies is 0.481. A sample of 61 peanut candies has weights with a standard deviation of 0.32. Assume the population is normally distributed. (a) Write the claim mathematically and identify Ho and Ha. O A. Ho: =0.481; He: G #0.481 (Claim) O B. Ho: (50.481; He: G > 0.481 (Claim) O C. Ho: 52 0.481 (Claim); Ha: G

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