CHAPTER 2 EXERCISES 1 5 Statistical Literacy and Critical Thinking 1 Frequency

# Chapter 2 exercises 1 5 statistical literacy and

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CHAPTER 2. EXERCISES 1-5. Statistical Literacy and Critical Thinking. 1.Frequency Distribution. Table 2-7 on page 51 is a frequency distribution summarizing the weight of 72 different pennies. Is it possible to identify the originallist of the 72 individual weights from Table 2-7? Why or Why not? 2.Relative Frequency Distribution.After constructing a relative frequency distribution summarizing IQ scores of college students, what should be the sum of the relative frequencies? 3.Unauthorized Downloading.A Harris Interactive survey involved 1644 people between the ages of 8 years and 18 years. The accompanying table summarizes the results. Does this table describe a relative frequency distribution? Why or Why not? 4.Analyzing a Frequency Distribution. The accompanying frequency distribution summarizes the heights of a simple of people at Vassar Road Elementary School. What can you conclude about the people included in the simple? 5. 1
TAR (MG) IN NONFILTERED CIGARETTES FREQUENCY 10-13 1 14-17 0 18-21 15 26-29 2 TABLES. 2 Table 2-7 Randomly Selected Pennies 2.40-2.49 18 2.60-2.69 0 2.80-2.89 0 2.90-2.99 2 3.00-3.09 25 3.10-3.19 8 Table for exercise 3 Downloaded Material Percent Music 32% Games 25% Software 14% Movies 10% Table for exercise 4 Height (in) Frequency 35-39 6 40-44 31 45-49 67 50-54 21 55-59 0 60-64 0 65-69 6 70-74 10

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• Summer '15
• Statistics, Frequency, Frequency distribution, Statistical significance, voluntary response, Voluntary Response Sample

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