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24. A company claims that they can increase employee productivity by having them take a special training course. Ten randomly selected employees productivity rates are

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24. A company claims that they can increase employee productivity by having them take a special training course. Ten randomly selected employees productivity rates are measured before taking the course and after taking the course. The rates are shown in the table below. Assume the productivity rates are normally distributed. At a level of significance of a =0.10, is there enough evidence to support the company's claim? (assume that the conditions for t-tests hold) Person Before After 33 36 2 24 28 3 31 30 4 22 26 5 33 37 6 30 32 31 29 8 28 31 25 26 10 30 33 1. Ho: 0 Ha: 40 2. Find the value of the test statistic: - 3. 151 3. Find the critical value(s): Reject Ho. if t

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