This topic contains a solution. Click here to go to the answer

Author Question: The first quartile _____. a. contains at least one third of the data elements b. is the same as ... (Read 30 times)

shenderson6

  • Hero Member
  • *****
  • Posts: 573
The first quartile _____.
 a. contains at least one third of the data elements
  b. is the same as the 25th percentile
  c. is the same as the 50th percentile
  d. is the same as the 75th percentile

Question 2

A 95 confidence interval for a population mean is determined to be 100 to 120 . For the same data, if the confidence coefficient is reduced to .90, the confidence interval for  
 a. becomes narrower.
   b. becomes wider.
   c. does not change.
   d. becomes 100.1 to 120.1.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

poopface

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

b

Answer to Question 2

a




shenderson6

  • Member
  • Posts: 573
Reply 2 on: Jun 24, 2018
Excellent


milbourne11

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

For a complete list of videos, visit our video library