« previous next »

Author Question: A simple random sample of size 64 is taken from a population of size 800 . The sample mean is ... (Read 210 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
on: Jun 24, 2018
A simple random sample of size 64 is taken from a population of size 800 . The sample mean is determined to be 2,550 with a standard deviation of 500 . An estimate of the standard error of the mean (for the total) is
 a. 62,500.50
  b. 47,958.32
  c. 7.8125
  d. 50,000.00

Question 2

The coefficient of variation is a measure of variability.
  Indicate whether the statement is true or false


jaygar71

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

T


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

simple squamous alveoli simple squamous alveoli
Major features of Homo erectus include increased brain size, an angular vault, and cranial superstru Major features of Homo erectus include increased brain size, an angular vault, and cranial superstru
Chimpanzees and horses have brains that are similar in size. Chimpanzees and horses have brains that are similar in size.
Sample Problem from Raven’s Progressive Matrices Sample Problem from Raven’s Progressive Matrices
Write the equation for the population y at any instant Write the equation for the population y at any instant
Population Growth in America Population Growth in America
Video: Hierarchical Sequencing Method - Sequence Tagged Sites

For a complete list of videos, visit our video library