Statistics are :
a. a measure of data variation; the mean of the squared deviation scores about the means of a distribution.
b. a branch of mathematics designed to draw conclusions from data that has been collected, organized, and subjected to analysis.
c. a group of members of a population selected to represent that population
d. a characteristic of a sample
Answer: B
You might also like to view...
You need to calculate the cross-virial coefficient (B’12) for a mixture. You know that B’1 = - 0.0003 m3/mol, while B’2 = - 0.0006 m3/mol. What is a good estimate of B’12?
A. 0.00045 m3/mol B. -0.00045 m3/mol C. -0.000424 m3/mol D. 0.000424 m3/mol E. It is not possible to answer this without knowing the composition of the mixture.
Technician A says primary vibration is created by the slight differences in the inertia of the pistons between top dead center and bottom dead center. Technician B says secondary vibration is a strong low-frequency vibration caused by the movement of the piston traveling up and down in the cylinder. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
How many address bits are required to select all locations in a 256 × 8 memory?
A) 10 B) 8 C) 6 D) 11
An active-HIGH input S-R latch has a 1 on the S input and a 0 on the R input. What state is the latch in?
A) Q = 0, Q = 1 B) Q = 1, Q = 0 C) Q = 0, Q = 0 D) Q = 1, Q = 1