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

question 74

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 standard deviation for the group.

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Definitions:

Price Elasticity

The responsiveness of the quantity demanded of a good or service to a change in its price.

Demand

The volume of goods or services that consumers can and want to buy across a range of prices within a certain period.

Price Elasticity

A metric indicating the responsiveness of the quantity of a good demanded to its price change, presented in percentage terms.

Demand

In economics, the desire and ability of consumers to purchase goods and services at given prices.