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37 pounds 2nd quartile: 40 pounds (also called the median) 3rd quartile: 42 pounds For each quartile, write a sentence that describes what that quartile means about the weights of 5-year-old males. Q1: Median: Q3: What percent of 5-year-old males weigh... between 37 and 40 pounds less than 40 pounds more than 40 pounds more than 37 pounds between 40 and 42 pounds less than 37 pounds

a) Q1: 37 pounds is the weight below which 25% of 5-year-old males fall. Median: 40 pounds is the weight below which 50% of 5-year-old males fall. Q3: 42 pounds is the weight below which 75% of 5-year-old males fall. What percent of 5-year-old males weigh... between 37 and 40 pounds: 50% less than 40 pounds: 25% more than 40 pounds: 50% more than 37 pounds: 75% between 40 and 42 pounds: 25% less than 37 pounds: 25%
b) Q1: 37 pounds is the weight below which 25% of 5-year-old males fall. Median: 40 pounds is the weight below which 50% of 5-year-old males fall. Q3: 42 pounds is the weight below which 75% of 5-year-old males fall. What percent of 5-year-old males weigh... between 37 and 40 pounds: 25% less than 40 pounds: 50% more than 40 pounds: 25% more than 37 pounds: 75% between 40 and 42 pounds: 75% less than 37 pounds: 25%
c) Q1: 37 pounds is the weight below which 25% of 5-year-old males fall. Median: 40 pounds is the weight below which 50% of 5-year-old males fall. Q3: 42 pounds is the weight below which 75% of 5-year-old males fall. What percent of 5-year-old males weigh... between 37 and 40 pounds: 50% less than 40 pounds: 75% more than 40 pounds: 50% more than 37 pounds: 75% between 40 and 42 pounds: 25% less than 37 pounds: 50%
d) Q1: 37 pounds is the weight below which 25% of 5-year-old males fall. Median: 40 pounds is the weight below which 50% of 5-year-old males fall. Q3: 42 pounds is the weight below which 75% of 5-year-old males fall. What percent of 5-year-old males weigh... between 37 and 40 pounds: 75% less than 40 pounds: 50% more than 40 pounds: 75% more than 37 pounds: 25% between 40 and 42 pounds: 50% less than 37 pounds: 50%

1 Answer

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Final answer:

The first quartile represents the weight below which 25% of 5-year-old males fall, the median represents the weight below which 50% of 5-year-old males fall, and the third quartile represents the weight below which 75% of 5-year-old males fall. The percentages of 5-year-old males falling within specific weight ranges can also be determined using the quartiles.

Step-by-step explanation:

The first quartile, or Q1, is the weight below which 25% of 5-year-old males fall. The median, or Q2, is the weight below which 50% of 5-year-old males fall. The third quartile, or Q3, is the weight below which 75% of 5-year-old males fall.

Percent of 5-year-old males weigh:

  1. Between 37 and 40 pounds: 50%
  2. Less than 40 pounds: 25%
  3. More than 40 pounds: 50%
  4. More than 37 pounds: 75%
  5. Between 40 and 42 pounds: 25%
  6. Less than 37 pounds: 25%
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