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

Author Question: The numbers of personal phone calls received in the last three days by a new employee were 2, 6, and ... (Read 41 times)

natalie2426

  • Hero Member
  • *****
  • Posts: 524
on: Aug 2, 2018
The numbers of personal phone calls received in the last three days by a new employee were 2, 6, and 8. Assume that samples of size 2 are randomly selected with replacement from this population of three values.
 
  List the 9 different possible samples and find the mean of each sample. Find the sampling distribution of means.

Question 2

If the appropriate measure of central tendency is the mean, then the most appropriate measure of variability is the .
 
  a. median
  b. range
  c. standard deviation
  d. population variance


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blakeserpa

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Aug 2, 2018
Answer to Question 1

Possible samples: 2-2; 2-6; 2-8; 6-2; 6-6; 6-8; 8-2; 8-6; 8-8
Means: 2, 4, 5, 4, 6, 7, 5, 7, 8

The sampling distribution of means is:

Answer to Question 2

C


natalie2426

  • Member
  • Posts: 524
Reply 2 on: Aug 2, 2018
Excellent

adf223

  • Member
  • Posts: 304
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p This engraving of the Boston Massacre (1770) became the most reprinted depiction of the event, and p
Examples of ICD-10-CM Codes with Varying Numbers of Characters Examples of ICD-10-CM Codes with Varying Numbers of Characters
An oral contraceptive showing the daily doses and the different formulation taken in the last 7 days ... An oral contraceptive showing the daily doses and the different formulation taken in the last 7 days ...
The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ... The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ...
Identification of the numbers in the Word Problem Identification of the numbers in the Word Problem
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

For a complete list of videos, visit our video library