e6lwoodleycker
e6lwoodleycker e6lwoodleycker
  • 13-06-2016
  • Mathematics
contestada

Given a mean of 8 and a standard deviation of 0.7, within how many standard deviations of the mean do the values 7.7, 8.4, 9, 8, and 6.9 fall?


2

1

0

3

Respuesta :

Hagrid
Hagrid Hagrid
  • 24-06-2016
*We can to find the upper limit of the data by using the values given in the options.
If 2
the upper limit is 8 + 2*0.7 = 9.4

If 1
the upper limit is 8 + 1*0.7 = 8.7

If 0
the upper limits is 8+ 0*0.7 = 8

If 3
the upper limit is 8 + 3*0.7 = 10.1

Therefore, the answer is
3
since all the values are included
Answer Link

Otras preguntas

How did the holocaust affect history?
Convert phrases to numerical expressions and solve Ten to the power of four minus one thousand plus one thousand
Will mark Brainlist! Please answer!
Meter and foot of these lines The Mahogany tree Cannon to right of them Not a creature was stirring not even a mouse?
Help pls !! Math people
A rectangle has a height of 2 and a width of 522 2x + 3.
How does european imperialism lead to exploitation of african nations
Solve: -23 = x - 23 *
help me with my math PLEASE
What are the exceptions to disclosure standards in HIPAA