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

Author Question: For a sample of n = 100 scores, X = 45 corresponds to z = 0.50 and X = 52 corresponds to z = +1.00 . ... (Read 62 times)

Arii_bell

  • Hero Member
  • *****
  • Posts: 596
For a sample of n = 100 scores, X = 45 corresponds to z = 0.50 and X = 52 corresponds to z = +1.00 . What are the values for the sample mean and standard deviation?
 
  a. M = 31 and s = 7 c. M = 38 and s = 7
  b. M = 31 and s = 14 d. M = 38 and s = 14

Question 2

For a sample of n = 30 scores, X = 45 corresponds to z = 1.50 and X = 40 corresponds to z = +1.00 . What are the values for the sample mean and standard deviation?
 
  a. M = 35 and s = 10 c. M = 35 and s = 15
  b. M = 30 and s = 15 d. M = 30 and s = 10



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jevvish

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

D

Answer to Question 2

D




Arii_bell

  • Member
  • Posts: 596
Reply 2 on: Jun 20, 2018
:D TYSM


bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Excellent

 

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?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

For a complete list of videos, visit our video library