This is the problem that I am stuck on.There are 8 black, 4 red, 2 green, and 1 gold stars in a bag; the probability of randomly selecting a gold star, replace it, then a gold star is _____. Make sure you show your calculations and explain your solution in detail. Thank you!
Tutor.com
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In this video, Salman Khan of Khan Academy explains probability. Part 8 of 8.
Khan Academy
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A helpful scientific calculator that runs in your web browser window.
Holt Online Learning
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This site will help you convert from one measurement to another one. Lots of conversion to look at.
Tank Depot
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Gives some basic rules for probabilty such as mutually exclusive or disjoint
Richland
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In this video, Salman Khan of Khan Academy explains probability density functions.
Khan Academy
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In this video, Salman Khan of Khan Academy explains probability. Part 3 of 8.
Khan Academy
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If you need to check your conversion, you can use this site. You enter your conversion and it will do it for you. Great way to check your answers.
General Units
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Very detailed explanation of permuataions and combinations
Ask Dr. Math
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