a The top 5 Oklahoma state officials are Governor G Lieutena

a) The top 5 Oklahoma state officials are Governor (G), Lieutenant Governor (L), Secretary of State (S), Attorney General (A), and Treasurer (T). Use this information to determine the number of possible samples (without replacement) of size 2 that can be obtained from the population of size 5. (b) If a simple random sampling procedure is to be employed, the chances that any particular sample will be the one selected are

Solution

a)

As order does not matter, there are 5C2 = 10 possible samples. [ANSWER, 10]

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b)

Thus, a particular sample can be selected with

P = 1/10 = 0.1 chance. [ANSWER, 0.1]