THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 111

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A sample of 10 observations produces the following summary values:
= 10815.472,
= 72.48 and S² = 28.044
-What is the approximate value of skewness?

• A)0.049
• B)0.221
• C)1.375
• D)1.173

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Definitions:

Hand Tremor

Involuntary, rhythmic muscle contractions leading to shaking movements in one or both hands, often indicative of neurological conditions.

Lithium

A chemical element used as a medication to treat and prevent manic episodes in people with bipolar disorder by stabilizing mood.

Unsteady

Lacking stability in movement or gait, often at risk of falling.

Catatonia

A behavioral syndrome marked by an inability to move normally, which can include symptoms such as muscular rigidity or stupor, often associated with psychiatric conditions.