Use the Data Given Below to Answer the Following Question(s)

question 17

Multiple Choice

Use the data given below to answer the following question(s) .
The table below shows the sales of a gaming console for the first 6 months of the year 2011.
The forecaster uses the weighted average model to determine the forecasts.He assumes a 40% weight for the most recent reading,30% weight for the second most recent reading,20% for the third most recent reading,and 10% for the fourth most recent reading.
-Using the given data,determine the value of the root mean square error.

• A)9.15
• B)26.95
• C)0.87
• D)6.70

Explain the significance of hypothetical and abstract reasoning in determining a child's cognitive stage.

Appreciate the role of social factors and instruction in cognitive development, as highlighted by Vygotsky's zone of proximal development.

Understand Erikson’s stages of psychosocial development, particularly the concern for trust in infancy and identity in adolescence.

Understand Erik Erikson's stages of psychosocial development.

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Definitions:

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, leading to short-term euphoria, energy, and talkativeness, but also potential addiction and health risks.

Methamphetamine

A potent central nervous system stimulant that is used in the treatment of attention deficit hyperactivity disorder (ADHD) and narcolepsy but is more widely known as a recreational drug for its euphoric effects.

Altered Visual Perception

refers to changes in how visual information is interpreted by the brain, potentially causing illusions or misinterpretations of visual stimuli.

MDMA

A psychoactive drug primarily used for recreational purposes, known for its effects on mood, perception, and energy, also known as ecstasy or Molly.