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

Does a cell use energy when molecules diffuse in or out of the cell down the concentration gradient
A scientific theory can never be disproven true or false?
what element has atoms that can form halide ions?
PLEASE HELP!!!!! How many solutions does the equation have? 6 - a = 1/3 ( 9a - 18 ) A. one solution B. infinite solutions C. no solution
Which statement about asexual reproduction is correct? A) The offspring are not identical to the parents. B) It only happens in plants. C) It just needs one par
write the value of the underlined digit 5.349
PLZ HELP ME!!!!!!!!!!Which shows the prime factorization of 84? A. 2 • 2 • 2 • 3 B. 2 • 2 • 3 • 7 C. 2 • 3 • 3 • 7 D. 2 • 2 • 3 • 3
Find the weight of a 25 kg table. (Use g = 10 m/s^2 )
What are two different units that represent work?
what states of matter can solutions be composed of?