« previous next »

Author Question: Which test statistic is calculated for Pearson product moment correlation? a. F b. r c. t d. ... (Read 28 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
on: Jul 8, 2018
Which test statistic is calculated for Pearson product moment correlation?
 
  a. F
  b. r
  c. t
  d. 2

Question 2

Which of the following is an exploratory data analysis technique that is used to graphically illustrate the relationship of scores on one variable with scores on another variable?
 
  a. Box-and-whiskers plot
  b. Q-plot
  c. Scatterplot
  d. Stem-and-leaf display


mcomstock09

  • Sr. Member
  • ****
  • Posts: 377
Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: B
The Pearson product moment correlation is represented by the r correlation coefficient statistic
The F statistic is a calculated value that determines significance in data analysis.
The t test uses the standard deviation of the sample to estimate the standard error of the sampling distribution.
X2 is the symbol for the Chi-square statistic.

Answer to Question 2

ANS: C
Scatterplots can be used to illustrate the relationship of scores on one variable with scores on another.
The box-and-whiskers plot is used for exploratory data analysis.
The Q-plot is an exploratory data analysis technique that displays the scores or data in a distribution by quantile.
A stem-and-leaf display presents scores visually to obtain insight.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb
Using an ice bath to test the fuel temperature sensor. Using an ice bath to test the fuel temperature sensor.
Prostate-specific antigen test. Prostate-specific antigen test.
Wet Compression Test Wet Compression Test
Emerson’s Three-Point Test-Cross Analysis Emerson’s Three-Point Test-Cross Analysis
The fluctuation test of Luria and Delbrück The fluctuation test of Luria and Delbrück
Video: Glomerubular filtrate rate -pressures that affect GFR and net filtration pressure

For a complete list of videos, visit our video library