A jury is to be selected from a pool of 34 potential jurors. The ...

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A jury is to be selected from a pool of 34 potential jurors. The defendant faces the death penalty if convicted. Of the potential jurors, 7 are opposed to the death penalty. The jury consists of 12 randomly selected jurors.
 
  The random variable X represents the number of jurors who oppose the death penalty. A) hypergeometric; N = 34, n = 12, k = 7, x = 0, 1, 2, . . . , 7
  B) hypergeometric; N = 34, n = 7, k = 12, x = 0, 1, 2, . . . , 7
  C) hypergeometric; N = 34, n = 12, k = 7, x = 0, 1, 2, . . . ,12
  D) not hypergeometric

Question 2

A drug company wanted to test a new arthritis medication. The researchers found 500 adults aged 25-35 and randomly assigned them to two groups. The first group received the new drug, while the second received a placebo.
 
  After one month of treatment, the percentage of each group whose arthritis symptoms decreased was recorded and compared. Identify the experimental units. A) the 500 adults aged 25-35
  B) the percentage who had decreased arthritis symptoms
  C) the drug (medication or placebo)
  D) the one month treatment time

[Mochi]

Answer to Question 1

A

Answer to Question 2

A

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Gracias!

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TYSM