« previous next »

Author Question: A sample of n = 20 scores is transformed into z-scores. What is the mean for the set of 20 z-scores? ... (Read 70 times)

Kikoku

  • Hero Member
  • *****
  • Posts: 540
on: Jun 20, 2018
A sample of n = 20 scores is transformed into z-scores. What is the mean for the set of 20 z-scores?
 
  a. 0
  b. 1
  c. 10
  d. Cannot be determined without more information

Question 2

For an exam with a mean of M = 74 and a standard deviation of s = 8, Mary has a score of X = 80, Bob's score corresponds to z = +1.50, and Sue's score is located above the mean by 10 points. If the students are placed in order from smallest score to largest score, what is the correct order?
 
  a. Bob, Mary, Sue c. Mary, Bob, Sue
  b. Sue, Bob, Mary d. Mary, Sue, Bob


tennis14576

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

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

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Major Findings of the High Scope Preschool Study High Scope participants showed better academic per Major Findings of the High Scope Preschool Study High Scope participants showed better academic per
When the IQ scores of identical twins differ, behavior genetics researchers attribute these to ... When the IQ scores of identical twins differ, behavior genetics researchers attribute these to ...
Sample prescriptions of drugs for oral herpes infection. Sample prescriptions of drugs for oral herpes infection.
Student Test Scores versus GDP per Capita Student Test Scores versus GDP per Capita
Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ... Determine the mass percent of Fe3+ in a 0.546g sample of iron ore, if 22.40 mL of a 0.1000 M ...
A sample of reef biodiversity A sample of reef biodiversity
Video: Neuron Structure Animation

For a complete list of videos, visit our video library