Answer:
It's discrete and non-linear
Step-by-step explanation:
it is not continuous and linear because it does not form a line going in one direction the entire time
Answer:
The correct answer is <u>B. 15 units</u>
Step-by-step explanation:
1) Mean
The mean is given by the sum of the data divided by the number of data (4, in this case):

2) Standard deviation
The standard deviation is given by:

where

is the mean, that we already found at point 1), and N=4. Substituting data, we have:


☆ given that ,
ABCD is a parallelogram
☆ we know that ,
opposite angles of a parallelogram are equal.
Therefore ,


therefore , ∠B = 3x = 3 ( 26° ) = 78°

thus option ( A ) is correct ~
hope helpful~