Author Question: If there are 40 X scores and 40 Y scores, how many degrees of freedom are there for the Pearson ... (Read 88 times)

SO00

  • Hero Member
  • *****
  • Posts: 568
If there are 40 X scores and 40 Y scores, how many degrees of freedom are there for the Pearson product moment correlation coefficient?
 
  a. 40 c. 38
  b. 39 d. 78

Question 2

When rounding, if the decimal remainder is equal to  and the last digit of the answer is even, add 1 to the last digit of the answer.
 
  Indicate whether the statement is true or false



macagnavarro

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

C
df = N - 2, where N is the number of pairs of scores.

Answer to Question 2

F



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

For a complete list of videos, visit our video library