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

Author Question: The _______ confidence interval for the population mean is always wider than the _______ confidence ... (Read 106 times)

melina_rosy

  • Hero Member
  • *****
  • Posts: 531
on: Jun 19, 2018
The _______ confidence interval for the population mean is always wider than the _______ confidence interval for the population mean.
 
  a. 99; 95 c. both of these
  b. 95; 99 d. none of these

Question 2

If the population parameters are known, the t test is _________ powerful than the z test.
 
  a. more c. equally
  b. less d. need more information


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittanywood

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Jun 19, 2018
Answer to Question 1

A

Answer to Question 2

B


melina_rosy

  • Member
  • Posts: 531
Reply 2 on: Jun 19, 2018
Great answer, keep it coming :)

ricroger

  • Member
  • Posts: 352
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d
A genetic bottleneck reduces a population temporarily to very low levels, removing much of its genet A genetic bottleneck reduces a population temporarily to very low levels, removing much of its genet
Population and Settlement Population and Settlement
Population Patterns Population Patterns
The developing and emerging nations have high rates of population growth The developing and emerging nations have high rates of population growth
Changes in the Age Structure of the Population, 1950–2050 Changes in the Age Structure of the Population, 1950–2050
Video: Segmentation and migrating motility complexes & Gastroileal reflex

For a complete list of videos, visit our video library