A Park Ranger at Point $A$ Observes a Fire in the Direction

question 1

Multiple Choice

A park ranger at point $A$ observes a fire in the direction $\mathrm { N } \mathrm {} 29 ^ { \circ } 15 ^ { \prime } \mathrm { E }$ . Another ranger at point $B , 9$ miles due east of $A$ , sites the same fire at $\mathrm { N } 50 ^ { \circ } 39 ^ { \prime } \mathrm { W }$ . Determine the distance from point $B$ to the fire. Round answer to two decimal places.

• A) \(4.47\) miles
• B) \(4.72\) miles
• C) \(7.98\) miles
• D) \(7.07\) miles
• E) \(7.47\) miles

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Definitions:

Sample Mean

The average value of a sample set of numbers, calculated by adding all the values and dividing by the number of values.

Control Limits

The boundaries in a control chart beyond which points indicate a statistical process is out of control.

Standard Errors

Measures of the statistical accuracy of an estimate, indicating the variability of an estimate from sample to sample.

Control Chart

A tool used in statistical quality control to monitor, control, and identify whether a manufacturing or business process is in a state of statistical control.