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

Author Question: Random samples of size 81 are taken from an infinite population whose mean and standard deviation ... (Read 207 times)

itsmyluck

  • Hero Member
  • *****
  • Posts: 546
on: Jun 24, 2018
Random samples of size 81 are taken from an infinite population whose mean and standard deviation are 45 and 9, respectively. The mean and standard error of the sampling distribution of the sample mean are:
 a. 45 and 9 c. 45 and 9/81
  b. 45/81 and 9/81 d. 45/81 and 9/81

Question 2

The coefficient of determination is equal to the coefficient of correlation squared.
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dyrone

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

T


itsmyluck

  • Member
  • Posts: 546
Reply 2 on: Jun 24, 2018
:D TYSM

TheNamesImani

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Team of geologists collecting samples for paleomagnetic analysis at Sangiran, Java. Team of geologists collecting samples for paleomagnetic analysis at Sangiran, Java.
Three Population Pyramids Three Population Pyramids
A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ... A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ...
Calculating the Deviation IQ Score Calculating the Deviation IQ Score
How to fully analyze the standard and factored form of a quadratic equation (Question 2) How to fully analyze the standard and factored form of a quadratic equation (Question 2)
Electropherogram showing the STR profiles of four samples from a rape case Electropherogram showing the STR profiles of four samples from a rape case
Video: Mendel's Principles of Inheritance (Father of Genetics)

For a complete list of videos, visit our video library