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

Author Question: A finite population correction factor is needed in computing the standard deviation of the sampling ... (Read 277 times)

jlmhmf

  • Hero Member
  • *****
  • Posts: 552
on: Jun 24, 2018
A finite population correction factor is needed in computing the standard deviation of the sampling distribution of sample means _____.
 a. whenever the population is infinite
  b. whenever the sample size is more than 5 of the population size
  c. whenever the sample size is less than 5 of the population size
  d. The correction factor is not necessary if the population has a normal distribution.

Question 2

A production process produces 90 non-defective parts. A sample of 10 parts from the production process is selected.
 a. Define the random variable in words for this experiment.
  b. What is the probability that the sample will contain 7 non-defective parts?
  c. What is the probability that the sample will contain at least 4 defective parts?
  d. What is the probability that the sample will contain less than 5 non-defective parts?
  e. What is the probability that the sample will contain no defective parts?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kristenb95

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

a. x = the number of non-defective parts out of 10 or y = the number of defective parts out of 10
b. .0574
c. .0128
d. .0001
e. .3487


jlmhmf

  • Member
  • Posts: 552
Reply 2 on: Jun 24, 2018
Gracias!

ASDFGJLO

  • Member
  • Posts: 335
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

RH Factor in Pregnancy RH Factor in Pregnancy
ROM exercises on a patient’s wrist: radial deviation. ROM exercises on a patient’s wrist: radial deviation.
World Population Growth, 1750-2150 World Population Growth, 1750-2150
Cumulative Standard Normal Distribution Cumulative Standard Normal Distribution
Population growth in India, China, Africa, and other countries in the developing world Population growth in India, China, Africa, and other countries in the developing world
Time vs. USA Population Exponential Time vs. USA Population Exponential
Video: Dissociative Disorders (Part 3)

For a complete list of videos, visit our video library