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

Author Question: Find the z-scores for which 98 of the distributions area lies between -z and z. A) (-2.33, 2.33 ) ... (Read 128 times)

D2AR0N

  • Hero Member
  • *****
  • Posts: 561
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
Answer to Question 1

A

Answer to Question 2

A





 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

For a complete list of videos, visit our video library