Countrycutie13
Countrycutie13 Countrycutie13
  • 16-03-2017
  • Mathematics
contestada

a population has a mean of 60 and a standard deviation of 2. how many standard deviations above the mean is a data value of 66?
A. 2.5
B. 2
C. 3
D.2.5
*I have no idea why A and D are the same*

Respuesta :

Аноним Аноним
  • 16-03-2017
The answer to the question is 3.
Answer Link

Otras preguntas

bacterium bacillus anthracite which causes anthrax has been developed as a biological warfare agent. which ability could have led to this?
What is a common hygiene practice for all parts of the body?
What's the formula to torque?
(√9x^4 y)^-3 Help please
Cellular metabolism extracts and releases energy like a wild fire.
Brief periods of spiky brain wave patterns called sleep spindles are characteristic of ____ sleep. REM stage 1 stage 2 stage 4
Determine the pH of a solution made by diluting 25mL of 6.0 M HCl until the final volume of the solution is 1.75 L
Which is the correct order of organization for chordates? a. Eukarya, Animalia, Chordata b. Eukarya, Arthropoda, Animalia c. Archaea, Arthropoda, Animalia d.
What was the belief of those who opposed to the formation of political parties?
in which tissue system would you find root hairs and the epidermis?