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Treated with Multivitamin Treated with Placebo 5.3 2.1 2.9 5.4 4.3 1.9 6.2 8.5 6.5 3.9 5.7 7.7 6.9 8.3 6.2 7.5 6.3 5.9 5
Treated with Multivitamin Treated with Placebo 5.3 2.1 2.9 5.4 4.3 1.9 6.2 8.5 6.5 3.9 5.7 7.7 6.9 8.3 6.2 7.5 6.3 5.9 5 5.6 5.6 5.5 3.5 8 5.4 3.5 4.8 4.7 4.4 4.7 5.8 3.3 2.8 3.5 6 4.1 3.2 5.7 3.5 4.4 5.6 2.4 5.9 3.3 4.9 3.8 6.3 3.9 4.7 3 Question- A random selection of volunteers at a research institute have been exposed to a typical cold virus. After they started to have co It is known that the population standard deviation of recovery time from cold is days when treated with multivitamin, and the po Carry your intermediate computations to at least three decimal places and round your answers as specified in the table. (If nec irus. After they started to have cold symptoms, of them were given multivitamin tablets daily which contain grams of vitamin C and various ated with multivitamin, and the population standard deviation of recovery time from cold is days when treated with placebo tablets. It is also s as specified in the table. (If necessary, consult a list of formulas.) ams of vitamin C and various other vitamins and minerals. The remaining volunteers were given placebo tablets. For each individual, the le with placebo tablets. It is also known that both populations are approximately normally distributed. The researchers claim that the mean rec ets. For each individual, the length of time taken to recover from cold is recorded. At the end of the experiment following data are obtained: chers claim that the mean recovery time, , of the patients treated with multivitamin is not equal to the mean recovery time , of the patients w following data are obtained: covery time , of the patients who are treated with placebo tablets. At the level of significance, is there enough evidence to support this claim evidence to support this claim? Perform a two-tailed test. Then fill in the table below
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