It is known that 65% of all voters vote for political party A in the Municipal...

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It is known that 65% of all voters vote for political party A in the Municipal...

It is known that 65% of all voters vote for political party A in the Municipal Elections. A random sample of 30 voters were called and asked for which political party they plan to vote in the upcoming Municipal Election.

Let r = the number of voters who vote for political party A in the Municipal Elections.

1) Calculate the probability that 20 of the 30 voters will vote for political party A in the Municipal election

2) Calculate the probability that more than 19 but less than 22 voters will vote for political party A in the Municipal election.

math Statistics-And-Probability

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Answer 1

Answer #1

22- 30-2 10 ne 301 300315 x s5 35 0 502 The pnoe is 30 ! 0、2930

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