Mathematics, 19.11.2019 06:31 nessuhbae6722

Example: assume that cholesterol levels in us women aged 21-40 are normally distributed with mean 190 mg/dl and standard deviation 40 mg/dl. it is unknown whether cholesterol levels among recent asian immigrants are higher or lower than those in the general us population. blood tests are performed on 200 female asian immigrants aged 21-40; the mean level was found to be 181.52 mg/dl. the standard deviation for female asian immigrants is known to be 40 mg/dl. the the null hypothesis that the mean for asian women is the same as the mean for us women in general (190 mg/dl). use a significance value of 5%. h0 : ha : α= critical value(s): test statistic: conclusion:

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