« previous next »

Author Question: When plotting correlational data, the appropriate graph to use is the a. line graph. c. ... (Read 79 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
on: Jun 20, 2018
When plotting correlational data, the appropriate graph to use is the
 
  a. line graph. c. histogram.
  b. bar graph. d. scatterplot.

Question 2

We should do a scatterplot of the data when we compute a correlation because the scatterplot allows us to
 
  a. see the relationship between the two variables.
  b. determine the exact value of the correlation coefficient.
  c. determine whether a relationship is likely to exist in the population from which the sample is taken.
  d. predict accurate Y scores for known X scores.


lcapri7

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry. Pulmonary function test: spirometry. (a) Normal respiratory volumes, as measured during spirometry.
OraQuick. A negative result would show a red line at the "C" mark, whereas a positive ... OraQuick. A negative result would show a red line at the "C" mark, whereas a positive ...
Tai chi stance with front foot pointing straight ahead and back foot at 45° angle, heels in line, ... Tai chi stance with front foot pointing straight ahead and back foot at 45° angle, heels in line, ...
(A) Pinch along jaw line from midline to lateral aspect. (B) Press St-6 at masseter attachment. (A) Pinch along jaw line from midline to lateral aspect. (B) Press St-6 at masseter attachment.
How to calculate the mean for grouped data How to calculate the mean for grouped data
Trapezoidal Rule Graph Trapezoidal Rule Graph
Video: Structures that affect circulation - arterioles and vasomotor responses

For a complete list of videos, visit our video library