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 52 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


meow1234

  • Member
  • Posts: 333
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

For a complete list of videos, visit our video library