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

Author Question: Whenever using the t distribution for interval estimation (when the sample size is very small), we ... (Read 42 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
on: Jun 24, 2018
Whenever using the t distribution for interval estimation (when the sample size is very small), we must assume that
 a. the sample has a mean of at least 30
  b. the sampling distribution is not normal
  c. the population is approximately normal
  d. the finite population correction factor is necessary

Question 2

In determining the sample size necessary to estimate a population proportion, which of the following information is not needed?
 a. the maximum margin of error that can be tolerated
  b. the confidence level required
  c. a preliminary estimate of the true population proportion P
  d. the mean of the population


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Meganchabluk

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

D


Alainaaa8

  • Member
  • Posts: 576
Reply 2 on: Jun 24, 2018
Wow, this really help

flexer1n1

  • Member
  • Posts: 373
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

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?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Giardiasis. Colorized electron micrograph of a Giardia protozoan adhering to the surface of an epith Giardiasis. Colorized electron micrograph of a Giardia protozoan adhering to the surface of an epith
Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR
Sample composition of maternal and paternal HLA haplotypes. Sample composition of maternal and paternal HLA haplotypes.
Sample prescriptions of drugs for oral fungal infections. Sample prescriptions of drugs for oral fungal infections.
What is the [OH-] in a seawater sample if the pH is 8.65? What is the [OH-] in a seawater sample if the pH is 8.65?
Polyploidy increases fruit size Polyploidy increases fruit size
Video: Stress and Immune System Animation

For a complete list of videos, visit our video library