A research Team is interested in the different between serum uric acid levels in

Question

A research Team is interested in the different between serum uric acid levels in patients with and without Down's syndrome. In a large hospital for the treatment of th e mentally retarded, a sample of 12 individuals with Down's syndrome yielded a mean of x 1=4.5 mg/100 ml. in a general hospital a sample of 15 normal individuals of the same age and sex were found to have a mean value of x2=3.44 mg/100 ml. if it is reasonable to assume that the two populations of difference in means between patients with a nd without Down's syndrome to be (0.26,1.94).

Is this evidence that there is a difference in the mean amount of serum uric acid levels in patients with and without Down's Syndrm? why or why not?

Explanation / Answer

Yes, there is a difference in the mean amount of serum uric acid levels in patients with and without Down's Syndrm Because the given interval of differences doesn't contain 0.

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