This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The variance is based on the a. deviation about the median. b. number of variables. c. deviation ... (Read 58 times)

melina_rosy

  • Hero Member
  • *****
  • Posts: 531
on: Jun 24, 2018
The variance is based on the
 a. deviation about the median. b. number of variables.
  c. deviation about the mean. d. correlation in the data.

Question 2

The simplest measure of variability is the
 a. variance. b. standard deviation.
  c. coefficient of variation. d. range.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

momtoalll

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jun 24, 2018
Answer to Question 1

c
RATIONALE: The variance is based on the deviation about the mean, which is the difference between the value of each observation (xi) and the mean.

Answer to Question 2

d
RATIONALE: The simplest measure of variability is the range.


melina_rosy

  • Member
  • Posts: 531
Reply 2 on: Jun 24, 2018
:D TYSM

yeungji

  • Member
  • Posts: 319
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Chromosome number is halved Chromosome number is halved
The overlapping relationship among research, evidence-based practice The overlapping relationship among research, evidence-based practice
Median Annual Earnings of Full-Time Workers, by Gender, 1960–2010 Median Annual Earnings of Full-Time Workers, by Gender, 1960–2010
Number of Chromosomes in Selected Organisms Number of Chromosomes in Selected Organisms
Sources of phenotypic variance Sources of phenotypic variance
Separation of variable number tandem repeat (VNTR) alleles after PCR amplification Separation of variable number tandem repeat (VNTR) alleles after PCR amplification
Video: Phases of mitosis

For a complete list of videos, visit our video library