If the Errors Produced by a Forecasting Method for 3

question 21

Multiple Choice

If the errors produced by a forecasting method for 3 observations are -1,-2,and -6,then what is the mean squared error (deviation) ?

• A)9
• B)-9
• C)3
• D)13.67

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Definitions:

Midwife

An individual who helps women in childbirth.

Oxytocin

A hormone and neurotransmitter that plays an important role in the social bonding, sexual reproduction, and the period around childbirth.

Pituitary Gland

The body’s “master gland,” which is located in the lower central part of the brain and which secretes many hormones essential to development, such as oxytocin, prolactin, and growth hormone.

Adrenal Glands

Endocrine glands located above the kidneys, responsible for producing critical hormones, including adrenaline and cortisol, that regulate stress responses and metabolism.