Problem 3 (3 points) In an August 2012 Gallup survey of 1,012 randomly selected

Question

Problem 3 (3 points) In an August 2012 Gallup survey of 1,012 randomly selected us, adults (age i 8 and over, 53% said that they were dissatisfied with the quality of education students receive in kindergarten through grade 12. What is the probability that you randomly select 2 adults who filled out this survey and the first selected said they were dissatisfied while the second adult selected said they were satisfied? Show work Problem 4 (6 points total) At the end of a production run manufacturing rubber gaskets, items are sampled at random and inspected to determine if the item is Acceptable (A), or Defective (D). Suppose it is planned to select two items and determine if each is either A or D . 2 points) What is the sample space S of the outcomes? b. (4 points) What is the probatbility that both of the selected easkets are defective? Shovw all necessary work

Explanation / Answer

Solution- Probability that they were dissatisfied = 0.53 and  Probability that they were satisfied = 0.47

Now probability that after selecting two random adults, first one is dissatisfied and the second one satisfied =

= 0.53 * 0.47

= 0.2491

Answer

TY!

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