The Local Police, Using Radar, Checked the Speeds (In Mph)

question 34

Essay

The local police, using radar, checked the speeds (in mph) of 30 motorists in a construction area. The results arelisted below. Construct a frequency distribution, a relative frequency distribution, a cumulative frequencydistribution, and a relative cumulative frequency distribution using six classes. $$\begin{array} { l l l l l l l l l l } 44 & 38 & 41 & 50 & 36 & 36 & 43 & 42 & 49 & 48 \\35 & 40 & 37 & 41 & 43 & 50 & 45 & 45 & 39 & 38 \\50 & 41 & 47 & 36 & 35 & 40 & 42 & 43 & 48 & 33\end{array}$$ 3 Construct frequency and relative frequency ogives.

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Definitions:

Confirming Instances

Examples or occurrences that support a theory or a hypothesis.

Generalization

A broad statement or rule that applies to many examples, derived from specific cases.

Confirmation Bias

The tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses.

Conclusion

The final part of something, notably an argument or text, where the main points are resolved or summarized.