Describe the Specified Event in Words A Student Is Selected at Random

question 88

Multiple Choice

Describe the specified event in words.
-The number of hours needed by sixth grade students to complete a research project was recorded with the following results. $$\begin{array} { c c } \text { Hours } & \text { Number of students (f) } \\\hline 4 & 15 \\5 & 11 \\6 & 19 \\7 & 6 \\8 & 9 \\9 & 16 \\10 & 2\end{array}$$ A student is selected at random. The event A is defined as follows.
A = the event the student took between 5 and
9 hours inclusive
B = the event the student took at least 6 hours
Describe the event (A & B) in words.

• A)The event the student took between 6 and 9 hours inclusive
• B)The event the student took between 5 and 6 hours inclusive
• C)The event the student at least 5 hours
• D)The event the student took more than 6 hours and less than 9 hours

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Definitions:

Product Z

A placeholder name for a hypothetical or unspecified product.

R&D Spending

Expenditures allocated towards research and development efforts to innovate or improve products, services, or processes.

Rate of Return

The gain or loss on an investment over a specific period, expressed as a percentage of the investment's cost.

Interest-Rate Cost

The expense incurred by borrowing funds, typically expressed as a percentage of the total amount borrowed.