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

Author Question: If we know the sample variance, can we use that information to find the sample standard deviation? ... (Read 187 times)

brutforce

  • Hero Member
  • *****
  • Posts: 540
on: Jun 20, 2018
If we know the sample variance, can we use that information to find the sample standard deviation?
 
  a. Yes, simply take the square root of the variance to find the standard deviation.
  b. Yes, simply square the variance to find the standard deviation.
  c. Yes, simply divide the variance by N to find the standard deviation.
  d. No, it is not possible.

Question 2

To determine the range, we simply
 
  a. subtract the highest score minus the lowest score.
  b. subtract the lowest score minus the highest score.
  c. need to know the lowest and highest scores.
  d. average the lowest and highest scores.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cupcake16

  • Sr. Member
  • ****
  • Posts: 309
Reply #1 on: Jun 20, 2018
Answer to Question 1

a

Answer to Question 2

a


brutforce

  • Member
  • Posts: 540
Reply 2 on: Jun 20, 2018
:D TYSM

robbielu01

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Sample Program for Changing Daily Caloric Intake Sample Program for Changing Daily Caloric Intake
Sample Program for Changing Daily Caloric Intake (cont.) Sample Program for Changing Daily Caloric Intake (cont.)
How to use the squeeze theorem to find the limit of a function How to use the squeeze theorem to find the limit of a function
How to find when Celsius and Fahrenheit are the same temperature How to find when Celsius and Fahrenheit are the same temperature
How to find the possible equations of a graph? How to find the possible equations of a graph?
Find derivative using quotient rule Find derivative using quotient rule
Video: Introduction to Herpes

For a complete list of videos, visit our video library