Solve Counting Problems Using Combinations

question 177

Multiple Choice

Solve Counting Problems Using Combinations
-A physics exam consists of 9 multiple-choice questions and 6 open-ended problems in which all work must be shown. If an examinee must answer 6 of the multiple-choice questions and 3 of the open-ended problems, in how many ways can the questions and problems be chosen

• A) 1680
• B) 972
• C) 261,273,600
• D) 7,257,600

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Definitions:

Split Stems

A method in stem-and-leaf plots where stems are divided into two or more parts to spread out the data for a clearer representation.

Stem-and-Leaf Display

A stem-and-leaf display is a graphical method for displaying quantitative data, allowing for the observation of the data’s shape and distribution by organizing numbers based on their leading digits (stems) and trailing digits (leaves).

Midterm Grades

Grades assigned to students midway through an academic term to evaluate their progress and performance in a course up to that point.

Split Stems

A technique in data display where stem units in stem-and-leaf plots are divided to provide a more refined view of data distribution.