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Unformatted text preview: products. 4. Ho= .5 H1<.5 Test statistics = -0.851256531 Do not reject the null hypothesis. Essentially, the sample mean did not stray from the initial mean, proving that it is likely that half of all teens receive speeding tickets. 5. Ho=12 H1<12 Test statistic = -2.32056923 Reject the null hypothesis. The company is cheating its customers by not filling the cans to 12oz, and thus, the products are improperly labeled. 6. Ho=20 H1>20 Test statistic = 3.24797512 Reject the null hypothesis; the alternate hypothesis is true, meaning that there is too much Phenobarbital in this medication, and may be unsafe for children....
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- Spring '08