Find the Indicated Probability If One of the 255 Subjects Is Randomly Selected, Find

question 91

Multiple Choice

Find the indicated probability. Express your answer as a simplified fraction unless otherwise noted.
-The table below shows the soft drinks preferences of people in three age groups.
$$\begin{array} { r | c c c } & \text { cola } & \text { root beer } & \text { lemon-lime } \\\hline \text { under 21 years of age } & 40 & 25 & 20 \\\text { between 21 and 40 } & 35 & 20 & 30 \\\text { over 40 years of age } & 20 & 30 & 35\end{array}$$
If one of the 255 subjects is randomly selected, find the probability that the person is over 40 years of age.

• A) \(\frac { 1 } { 2 }\)
• B) \(\frac { 2 } { 5 }\)
• C) \(\frac { 3 } { 5 }\)
• D) \(\frac { 1 } { 3 }\)

Understand the characteristics and diagnostic criteria of various developmental disorders including Rett's disorder and autism.

Identify different temperament types in children and understanding their behavioral implications.

Recognize the importance of social referencing in children's development and social interactions.

Comprehend the impact of different upbringing environments (home-reared vs. day-care) on children's behavior and development.

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Definitions:

Cost Predictions

The process of estimating the costs that a company will incur over a specific period, often used for budgeting and financial planning purposes.

Variable Costs

Costs that vary directly with the level of production or volume of output, such as materials and labor directly involved in manufacturing.

Step-Variable Costs

Costs that remain fixed for certain levels of production or capacity but can change in steps when a critical level is surpassed.

Fixed Costs

Expenses that remain constant for a given period of time regardless of the level of outputs or activity.