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

Author Question: Find the z-scores for which 98 of the distributions area lies between -z and z. A) (-2.33, 2.33 ) ... (Read 112 times)

D2AR0N

  • Hero Member
  • *****
  • Posts: 561
on: Jul 24, 2018
Find the z-scores for which 98 of the distributions area lies between -z and z.
 
  A) (-2.33, 2.33 ) B) (-1.645, 1.645 ) C) (-1.96, 1.96 ) D) (-0.99, 0.99 )

Question 2

Find the standardized test statistic estimate, z, to test the hypothesis that p1 > p2. Use  = 0.01. The sample statistics listed below are from independent samples. Sample statistics: n1 = 100, x1 = 38, and n2 = 140, x2 = 50
 
  A) 0.362 B) 2.116 C) 1.324 D) 0.638


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Animal_Goddess

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


D2AR0N

  • Hero Member
  • *****
  • Posts: 561
Reply #2 on: Jul 24, 2018
Thank you!


Animal_Goddess

  • Sr. Member
  • ****
  • Posts: 339
Reply #3 on: Jul 24, 2018
Always glad to help...


« previous next »
 

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

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

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Chest CT scan. The stringy, cobweblike area indicates lung damage from smoking that has resulted in Chest CT scan. The stringy, cobweblike area indicates lung damage from smoking that has resulted in
Channel Cross-Sectional Area Channel Cross-Sectional Area
How to find the slope of a line using any two points How to find the slope of a line using any two points
How to find the point of intersection of two straight lines by graphing How to find the point of intersection of two straight lines by graphing
Frontal section of primary somatosensory area in right cerebral hemisphere Frontal section of primary somatosensory area in right cerebral hemisphere
The forces of diffusion and electrostatic pressure. (a) In diffusion, solutes move from an area of h The forces of diffusion and electrostatic pressure. (a) In diffusion, solutes move from an area of h
Video: DNA fingerprinting Animation

For a complete list of videos, visit our video library