3.4.15 Question Help Explain the meaning of the accompanying percentiles. (a) Th

Question

3.4.15 Question Help Explain the meaning of the accompanying percentiles. (a) The 5th percentile of the head circumference of males 3 to 5 months of age in a certain city is 41.5 cm. (b) The 75th percentile of the waist circumference of females 2 years of age in a certain city is 49.8 cm c) Anthropometry involves the measurement of the human body. One goal of these measurements is to assess how body measurements may be changing over time. The following table represents the standing height of males aged 20 years or older for various age groups in a certain city in 2015. Based on the percentile measurements of the different age groups, what might you conclude? Click the icon to view the data table for part c. (a) Choose the correct answer below 0 A. 0 B. O c. 0 D. 5% of 3-to 5-month-old males have a head circumference that is 41 5 cm or less. 5% of 3-to 5-month-old males have a head circumference that is 41.5 cm or more. 95% of 3-to 5-month-old males have a head circumference that is 415 cm or less. 5% of males have a head circumference that is 41.5 cm or less.

Explanation / Answer

Part a

Correct Answer is A.

5% of 3 to 5 month old males have a head circumference that is 41.5 cm or less.

Explanation:

The pth percentile value always represent the value k for which probability of getting value k or less than k is p%. Percentile value represents the area below specified value.

A percentile value is defined as the measure indicating the value below which a given percentage of observations in given data falls.

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