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Chapter 2: Q.14 (page 127)

What does the relative frequency column in Table 2.42 sum to? Why?

Short Answer

Expert verified

The relative frequency sums to1.

Step by step solution

01

Content Introduction

Below is the complete table of randomly selected car salespersons.

02

Content Explanation

The relative frequency sum up to 0.22+0.29+0.18+0.14+0.17=1. Relative frequency is the proportion of a certain event's frequency to the total frequency in a statistical experiments. Here the number of favorable events is the number of cars generally sold by car sales person in one week. The total probability cannot exceed1, therefore relative frequency is1.

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Most popular questions from this chapter

Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell three cars; nineteen generally sell four cars; twelve generally sell five cars; nine generally sell six cars; eleven generally sell seven cars. Complete the table.

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Use the following information to answer the next two exercises. Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell three cars; nineteen generally sell four cars; twelve generally sell five cars; nine generally sell six cars; eleven generally sell seven cars.

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