« previous next »

Author Question: For a sample of n = 30 scores, a score that is 6 points above the mean has a z-score of z = 1.50 . ... (Read 100 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
on: Jun 20, 2018
For a sample of n = 30 scores, a score that is 6 points above the mean has a z-score of z = 1.50 . What is the sample standard deviation?
 
  a. 4 c. 8
  b. 6 d. 12

Question 2

For a sample with M = 50 and s = 12, what is the X value corresponding to z = 0.25?
 
  a. 47 c. 46
  b. 53 d. 54


missalyssa26

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Flynn Effect IQ scores have risen across developed countries in recent decades. Source: Flynn (199 Flynn Effect IQ scores have risen across developed countries in recent decades. Source: Flynn (199
Mean scores for Erikson’s stage V (Identity) for two cohorts. Scores for both cohorts increase ... Mean scores for Erikson’s stage V (Identity) for two cohorts. Scores for both cohorts increase ...
How to find the slope of a line using any two points How to find the slope of a line using any two points
Locations and reference zones of trigger points that cause headaches. A. Upper trapezius. B. ... Locations and reference zones of trigger points that cause headaches. A. Upper trapezius. B. ...
Sample of résumé content. Sample of résumé content.
Complete the following production chart and plot the points. Complete the following production chart and plot the points.
Video: Exocytosis - secretion

For a complete list of videos, visit our video library