Scores on a Test Have a Mean of 71 And Q

question 86

Multiple Choice

Scores on a test have a mean of 71 and $Q _ { 3 }$ is 82 . The scores have a distribution that is approximately normal. Find P90. (You will need to first find the standard deviation.)

• A) 90.4
• B) 92.7
• C) 91
• D) 92

---

Definitions:

Coordinate

To organize different elements effectively in order to operate smoothly and efficiently.

Team Development

The process of improving the effectiveness of a work group through various stages, including forming, storming, norming, performing, and adjourning.

Failure

The inability to achieve a desired goal or objective despite effort.

Storming Stage

The second stage of team development characterized by conflict and competition as group members start to express differing opinions and vie for positions.