1.In how many ways can a class president and a class secretary be chosen from a...

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1.In how many ways can a class president and a class secretary be chosen from a...

1.In how many ways can a class president and a class secretary be chosen from a group of 10 candidates?

2. Find the standard deviation for the given data. Round your answer to the nearest tenth.

1, 3, 9, 20, 8, 10, 17, 15, 11

Please help :)

math Statistics-And-Probability

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Answer 1

Answer #1

can (Candidetes) Number at students in the group = 16 Number Candidentes chosen ( a president seceratry) order important scle

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Answer 2

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1.In how many ways can a class president and a class secretary be chosen from a...

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