This topic contains a solution. Click here to go to the answer

Author Question: An experiment in which the experimental unit (or subject) does not know which treatment he or she is ... (Read 53 times)

ap345

  • Hero Member
  • *****
  • Posts: 537
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

triiciiaa

  • Sr. Member
  • ****
  • Posts: 349
Answer to Question 1

A

Answer to Question 2

A




ap345

  • Member
  • Posts: 537
Reply 2 on: Jul 24, 2018
Wow, this really help


gcook

  • Member
  • Posts: 343
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library