« previous next »

Author Question: The following graph resulted when a researcher plotted the paired scores from two sets of data: ... (Read 133 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Jun 20, 2018
The following graph resulted when a researcher plotted the paired scores from two sets of data: Which of the following conclusions is justified from an examination of the graph?
 
  a. The coefficient of correlation is close to .50.
  b. The correlation between X and Y is negative and low.
  c. The correlation between X and Y is positive and high.
  d. A Spearman rho coefficient of correlation is appropriate for these data.
  e. A Pearson's coefficient of correlation is not appropriate for these data.

Question 2

If a relationship between two variables is spurious, we conclude that it is
 
  a. nearly always a cause and effect relationship.
  b. partially regressed.
  c. accounted for by another extraneous variable
  d. not a statistically significant relationship.
  e.


lauravaras

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jun 20, 2018
Answer to Question 1

E

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

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

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d Rapid population growth of geese has resulted in extensive areas of La Perouse Bay becoming d
Extent of agricultural activity across the planet (data from Foley et al. 2005). Extent of agricultural activity across the planet (data from Foley et al. 2005).
Mendel’s crosses resulted in specific phenotypic ratios Mendel’s crosses resulted in specific phenotypic ratios
State the transformations on the function f(x)= 4sin(x-pi)-2 and then graph two cycles below. State the transformations on the function f(x)= 4sin(x-pi)-2 and then graph two cycles below.
data data
Histograms - Analysis and Data Histograms - Analysis and Data
Video: Status Epilepticus

For a complete list of videos, visit our video library