Nationally, 38% of fourth-graders cannot read an age-appropriate book. The following data show the number of children, by age, identified as learning disabled under special education. Most of these children have reading problems that should be identified and corrected before third grade. Current federal law prohibits most children from receiving extra help from special education programs until they fall behind by approximately two years’ worth of learning, and that typically means third grade or later (USA Today, September 6, 2001). Age Number of Children 6 37,369 7 87,436 8 160,840 9 239,719 10 286,719 11 306,533 12 310,787 13 302,604 14 289,168 Using the data to develop a probability distribution for x. Specify the values for the random variable and the corresponding values for the probability function f(x). Draw a graph of the probability distribution.
Nationally, 38% of fourth-graders cannot read an age-appropriate book. The following data show the number of children, by age, identified as learning disabled under special education. Most of these children have reading problems that should be identified and corrected before third grade. Current federal law prohibits most children from receiving extra help from special education programs until they fall behind by approximately two years’ worth of learning, and that typically means third grade or later (USA Today, September 6, 2001). Age Number of Children 6 37,369 7 87,436 8 160,840 9 239,719 10 286,719 11 306,533 12 310,787 13 302,604 14 289,168 Using the data to develop a probability distribution for x. Specify the values for the random variable and the corresponding values for the probability function f(x). Draw a graph of the probability distribution.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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| Nationally, 38% of fourth-graders cannot read an age-appropriate book. The following data show the number of children, by age, identified as learning disabled under special education. Most of these children have reading problems that should be identified and corrected before third grade. Current federal law prohibits most children from receiving extra help from special education programs until they fall behind by approximately two years’ worth of learning, and that typically means third grade or later (USA Today, September 6, 2001). |
| Age | Number of Children |
| 6 | 37,369 |
| 7 | 87,436 |
| 8 | 160,840 |
| 9 | 239,719 |
| 10 | 286,719 |
| 11 | 306,533 |
| 12 | 310,787 |
| 13 | 302,604 |
| 14 | 289,168 |
Using the data to develop a probability distribution for x. Specify the values for the random variable and the corresponding values for the probability
Draw a graph of the probability distribution.
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