The standard deviation of the population of individual adult male weight

scores is 25 pounds. A random sample of adult males produces a mean of 180
pounds.

a. Calculate the standard error of the mean.
b. Test the hypothesis, via the z test, that this sample could still be
representative of a population whose mean is known to be 170 pounds.

a SEm=2.91

Psychology

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In the survey of willingness to confess to a crime one did not commit

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Edward has just been diagnosed with an advanced stage of cancer. If Edward is in the first stage of dying as suggested by Kübler-Ross, which of the following is likely to be his reaction to his diagnosis?

A) He is likely to be in a state of depression. B) He is likely to have come to terms with his diagnosis. C) He is likely to blame his physician for not doing enough to cure him. D) He is likely to dismiss his diagnosis as a mistake.

Psychology