On a test of optimism, scores of people diagnosed with a particular disease are normally distributed with a mean of 20 and a standard deviation of 5. How high of a score does such a person with this disease need to be among the 5% most optimistic?
Among the 20% most optimistic? How low of a score to be among the 10% least optimistic?
Use the normal curve table and be sure to include a sketch.
What will be an ideal response?
28.2; 24.2; 13.6.
You might also like to view...
Piven and Cloward, in a historical assessment of government welfare programs, have determined that the government institutes massive aid to the poor only when ________
a. the business initiates this measure b. the poverty reaches disastrous proportions c. the poor constitute a threat to the system d. the percentage of more than 10% of the population lives in poverty
Most juvenile arrests are among female offenders
Indicate whether the statement is true or false
Suse Lowenstein's work Dark Elegy functions as a reminder that
A. classical and Christian symbols of death can be combined. B. life is fragile and survivors have to live with the loss. C. death is a dark figure. D. black is the color lining a casket.
Define high-stakes testing and discuss its role in accountability. What are the benefits of using standardized tests for accountability? What are the drawbacks?
What will be an ideal response?