I'm afraid you'd have to tell me what 'psa' means. I don't think a human male
with a Prostate Specific Antigen concentration of 274 could be walking around.
Chat with our AI personalities
60% of 274= 60% * 274= 0.6 * 274= 164.4
it means that the score is above the mean
Yes.z = (raw score - mean)/standard error.Since the standard error is positive, z < 0 => (raw score - mean) < 0 => raw score < mean.
z score = (test score - mean score)/SD z score = (87-81.1)/11.06z score = 5.9/11.06z score = .533You can use a z-score chart to calculate the probability from there.
274 is divisible by these numbers: 1, 2, 137, 274.