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Author Question: An experiment in which the experimental unit (or subject) does not know which treatment he or she is ... (Read 18 times)

ap345

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on: Jul 24, 2018
An experiment in which the experimental unit (or subject) does not know which treatment he or she is receiving is called a ________________ .
 
  A) single-blind experiment B) double-blind experiment
  C) randomized block design D) matched-pairs design

Question 2

The length of time it takes college students to find a parking spot in the library parking lot follows a normal distribution with a mean of 4.5 minutes and a standard deviation of 1 minute.
 
  Find the cut-off time which
  75.8 of the college students exceed when trying to find a parking spot in the library parking lot.
  A) 5.2 min B) 5.0 min C) 4.8 min D) 5.3 min


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triiciiaa

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

A

Answer to Question 2

A


ap345

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Reply 2 on: Jul 24, 2018
Gracias!

abro1885

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Reply 3 on: Yesterday
Excellent

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