For frecuency distribution for us governor 2019. Party.                     FrequencyDemocratic.              20Republican.                 30a. I have to find the probability that the first is a Republican and the second a Democrat.b.find the probability that both are Republicans.c. What is the probability that the two governors selected have the same political party affiliation?d. What is the probability that the two governors selected have different political party affiliations?

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Asked Jun 18, 2019
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For frecuency distribution for us governor 2019. 

Party.                     Frequency

Democratic.              20

Republican.                 30

a. I have to find the probability that the first is a Republican and the second a Democrat.

b.find the probability that both are Republicans.

c. What is the probability that the two governors selected have the same political party affiliation?

d. What is the probability that the two governors selected have different political party affiliations?

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Expert Answer

Step 1

Given question have more than three sub parts. According to our policies cannot answer more than three sub parts. Please do find the solution for parts a,b and c. If you have any doubt in remaining part kindly make a new request.

Given number of governors from Democratic party = 20
number of governors from Republic party = 30

The probability that first picked governor is Republican = total number of republican governors/total governors
=30/50 = 0.6
The total number of governors after first pick = 49
The probability that second picked governor is Democrat = total number of democrat governors/total governors
=20/49 = 0.408

The probability that first picked governor is Republican and second is Democrat = 0.60*0.408 = 0.245 (rounded to three decimals).

Step 2

Probability that first selected governor is republican = 30/50 = 0.6
Probability that second selected governor is republican = 29/49 = 0...

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