MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Please help, I have this problem and I don't know how to do it and I don't understand anything.
According to the National Center for Education Statistics, 66% of fourth-graders could read at a basic level in a recent year. Suppose that eight fourth-graders are randomly selected.
- Find the probability that exactly five of them can read at a basic level.
- Find the probability that more than six of them can read at a basic level.
The above data will pertain to a main topic of one of the following:
- Discrete Probability Distributions (If so, in addition to answering word problem: find the mean, variance, and standard deviation. Explain and show work.),
- Normal Distributions (If so, in addition to answering word problem: sketch and label the
Normal Distribution Curve; sketch and label the standard normal curve; and compute the z-score. Explain and show work.), - Confidence Intervals (If so, in addition to answering word problem: determine the critical value by table or calculator. Explain and show work.),
- Hypothesis Testing (If so, in addition to answering word problem: compute the test statistic. Explain and show work.), or
Correlation/Regression (If so, in addition to answering word problem: computecorrelation coefficient . Explain and show work.)
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