The Children's Depression Inventory (CDI), Developed from Beck's Depression Inventory

question 75

Short Answer

The Children's Depression Inventory (CDI), developed from Beck's Depression Inventory is a self-report instrument with 27 sets of statements. Higher scores indicate higher levels of depression. Scores above 13 are said to indicate a Major Depressive Disorder (MDD) and few false positives have been reported. A random sample of 20 fifth grade students was selected and given the test. Their scores were as follows: 9,10,11,9,8,9,17,2,7,11,6,12,9,10,9,9,8,10,14,1.
-Find the range for the group.

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Definitions:

Time To Expiration

The duration remaining before an option or other derivative contract ceases to be valid and the holder must exercise their rights.

Stock Price

The cost at which a single share of a company's stock is bought or sold in the market.

Stock Volatility

A statistical measure of the dispersion of returns for a given security or market index, indicating how much and how quickly the value of a security or market index changes.

Exercise Price

The cost at which an option's holder may purchase (if it's a call option) or sell (if it's a put option) the asset underneath.