Mathematics, 06.05.2020 01:00 bri9263

In a large school district, it is known that 25% of all students entering kindergarten are already reading. A simple random sample of 10 new kindergarteners is drawn. What is the probability that fewer than three of them are able to read?

A .2503
B .2816
C .5000
D .5256
E .7759

Any formulas or ways to remember when to use a certain formula would be great, seeing as how I forgot how to do this stuff!

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In a large school district, it is known that 25% of all students entering kindergarten are already r...