« previous next »

Author Question: What does the length of each line of a stem-and-leaf display represent? a. The percentage of ... (Read 59 times)

student77

  • Hero Member
  • *****
  • Posts: 567
on: Jun 24, 2018
What does the length of each line of a stem-and-leaf display represent?
 a. The percentage of observations in the interval represented by that stem.
  b. The number of observations in the interval represented by that stem.
  c. The total frequency of observations within or below that stem.
  d. The number of digits to the left of the decimal point.

Question 2

The Spearman rank-correlation coefficient for 20 pairs of data when di2 = 50 is _____.
 a. .0063
  b. .0376
  c. .9624
  d. .9937


debra928

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

A pteridophyte stem with tracheophyte adaptations for transporting and conserving water. A pteridophyte stem with tracheophyte adaptations for transporting and conserving water.
What is a stem cell? What is a stem cell?
Potential applications of embryonic and tissue specific adult stem cell in cellular and gene theraph Potential applications of embryonic and tissue specific adult stem cell in cellular and gene theraph
Characterization of canine stem cells (MSCs). Characterization of canine stem cells (MSCs).
Who's line is it anyway Who's line is it anyway
Changing Dimensions of the Pregnant Uterus. Numbers Represent Weeks of Gestation Changing Dimensions of the Pregnant Uterus. Numbers Represent Weeks of Gestation
Video: Eczema

For a complete list of videos, visit our video library