« previous next »

Author Question: Samples of n = 16 scores are selected from a population. If the distribution of sample means has an ... (Read 86 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jun 20, 2018
Samples of n = 16 scores are selected from a population. If the distribution of sample means has an expected value of 40 and a standard error of 2, what isthe mean and the standard deviation for the population?
 
  a.  = 40 and  = 2 c.  = 40 and  = 32
  b.  = 40 and  = 8 d.  = 160 and  = 2

Question 2

For a population with  = 80 and  = 20, the distribution of sample means based on n = 16 will have an expected value of ____ and a standard error of ____.
 
  a. 5; 80 c. 20; 20
  b. 80; 5 d. 80; 1.25


briezy

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

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?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Genome sizes among selected groups of eukaryotes Genome sizes among selected groups of eukaryotes
Geographic distribution of early hominins. Geographic distribution of early hominins.
Distribution of the Property of Americans Distribution of the Property of Americans
Selected Prodysrhythmic Drugs Selected Prodysrhythmic Drugs
Selected Targeted Therapies and Miscellaneous Anticancer Drugs Selected Targeted Therapies and Miscellaneous Anticancer Drugs
Vapor Densities of Selected Chemicals Vapor Densities of Selected Chemicals
Video: The Nerve Impulse

For a complete list of videos, visit our video library