Use a Calculator to Evaluate $\cos ^ { - 1 } ( - 0.81 )$

question 295

Multiple Choice

Use a calculator to evaluate $\cos ^ { - 1 } ( - 0.81 )$ .Round your answer to two decimal places.

• A)0.68
• B) \(- 0.89\)
• C)0.72
• D) \(- 0.94\)
• E)2.51

Identify and apply the most appropriate method of establishing probability based on the nature of the event or outcome under consideration.

Understand the concept of subjective assessment in determining probabilities.

Understand and apply different methods for establishing probabilities (method of equal alternatives, method of frequency, intuitive judgment, counting method).

Distinguish between situations where each outcome has a different probability and those where they do not.

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Definitions:

Rational Ways

Approaches or methods guided by logic and reason, often emphasizing the importance of evidence-based decision-making.

Intrinsically Unethical

Refers to actions or behaviors that are inherently wrong or immoral by nature, regardless of context or consequences.

Branding

The marketing practice of creating a name, symbol, or design that identifies and differentiates a product or company from others.

Branding Strategy

A plan that involves the creation of a unique identity and image for a product or company in the market, aiming to differentiate it from competitors and build a loyal customer base.