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"You ask students to identify European countries on a map. On average students will identify 10%...

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Basic Math

"You ask students to identify European countries on a map. Onaverage students will identify 10% of the countries correctly. Asimilar test for US states indicates a 45% success rate. Askingstudents to identify 7 European countries and 3 US states, what isthe chance that students will correctly identify at least 50% ofthe countries/states?"

"You have a set of 100 batteries. 13 of these batteries aredefective. Testing 25 batteries, what is the probability to find 3or more of the 25 batteries failing?"

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Answer part 1 Given To give the required probability Pstudents who identify countries correctly 010 Pc 010 Pstudents who identify states correctly 045 Ps 045    See Answer
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