« previous next »

Author Question: A simple random sample of 10 students is selected from a large college. For the 10 students, the ... (Read 188 times)

D2AR0N

  • Hero Member
  • *****
  • Posts: 561
on: Jun 24, 2018
A simple random sample of 10 students is selected from a large college. For the 10 students, the number of days each was absent during the last semester was to be 3, 7, 2, 1, 0, 2, 4, 2, 6, and 2 . What is the point estimate for , the standard deviation of the number of days absent for the college's students?

Question 2

A simple random sample of 10 students is selected from a large college. For the 10 students, the number of days each was absent during the last semester was to be 3, 7, 2, 1, 0, 2, 4, 2, 6, and 2 . What is the point estimate for  the mean number of days absent for the college's students?


Tonyam972

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jun 24, 2018
Answer to Question 1

2.183

Answer to Question 2

2.9


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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.

Selected Drugs for Psoriasis and Related Disorders Selected Drugs for Psoriasis and Related Disorders
Middle adulthood can bring large-scale changes in lifestyle and interests, as illustrated by this ph Middle adulthood can bring large-scale changes in lifestyle and interests, as illustrated by this ph
Sample Exercise Program for Limited Older Adults (cont.) Sample Exercise Program for Limited Older Adults (cont.)
(A) Fibula and tibia communited fracture. (B) Simple, tranverse fracture. (C) Open fracture of the ... (A) Fibula and tibia communited fracture. (B) Simple, tranverse fracture. (C) Open fracture of the ...
Selected Cancers with Inherited Predisposition Selected Cancers with Inherited Predisposition
Random X inactivation in female placental mammals Random X inactivation in female placental mammals
Video: Definitions of stroke volume, preload definition & Factors influencing stroke volume

For a complete list of videos, visit our video library