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Author Question: A drug company wanted to test a new indigestionmedication. The researchers found 300 adults aged ... (Read 47 times)

Starlight

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on: Jul 24, 2018
A drug company wanted to test a new indigestionmedicati on. The researchers found 300 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 indigestion symptoms decreased was recorded and compared. What is the treatment in this experiment? A) the drug
  B) the percentage who had decreased indigestion symptoms
  C) the 300 adults aged 25-35
  D) the one month treatment time

Question 2

A quiz consists of 100 true or false questions. If the student guesses on each question, what is the standard deviation of the number of correct answers?
 
  A) 5 B) 0 C) 2 D) 7.07106781


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Jossy

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


Starlight

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Reply 2 on: Jul 24, 2018
:D TYSM

yeungji

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Reply 3 on: Yesterday
Excellent

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