Calculate the Number of Classes If There Are 65 Observations

question 28

Multiple Choice

Calculate the number of classes if there are 65 observations in a data set.

• A) 7
• B) 6
• C) 5
• D) 4
• E) 3

---

Definitions:

Steep Gradients

Areas of land with a sharp incline or slope, often leading to faster water flow and potential erosion.

Bedrock Canyons

Bedrock canyons are deep, narrow valleys with steep sides, carved into bedrock by the erosive action of flowing water over geological time periods.

Unconfined Channels

Natural river channels that are not constrained by man-made structures and are free to change course and flood.

Fraser River

A major river in British Columbia, Canada, known for its salmon runs and importance to the local ecosystem.