In a health food store, Jenny and Kevin create a trail mix from ...

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In a health food store, Jenny and Kevin create a trail mix from dried fruit, nuts, and granola. They buy 5 pounds of dried fruit at 3.50 per pound, 2 pounds of nuts at 4.50 per pound, and 4 pounds of granola at 5.00 per pound.
 
  Determine the cost per pound of the mix.
  A) 3.58 B) 4.23 C) 4.35 D) 4.43

Question 2

A drug company wanted to test a new arthritis medication. The researchers found 800 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. What type of experimental design is this?
  A) completely randomized design B) matched-pairs design
  C) randomized block design D) single-blind design

[nekcihc358]

Answer to Question 1

B

Answer to Question 2

A

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Gracias!

[Animal_Goddess]

TYSM