Find the Percentiles for the Following: the Mean Score on a Test

question 1

Short Answer

Find the percentiles for the following: the mean score on a test of psychopathy among a group of incarcerated inmates is 50, with a standard deviation of 10. Assume a normal distribution, and find the Percentile for the following psychopathy scores:
-48

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Definitions:

Medicare Withholding

The portion of a U.S. employee's paycheck that is automatically deducted and contributed to the Medicare program.

Social Security Withholding

The process by which employers deduct a portion of an employee's salary to contribute to the Social Security program.

Federal Income Tax Withholding

The amount of federal income tax withheld from an employee's paycheck, based on their earnings and tax filing status.

Net Pay

The amount of money remaining from an employee's gross pay after deductions like taxes, insurance premiums, and retirement contributions have been subtracted.