This topic contains a solution. Click here to go to the answer

Author Question: The grouped percentage frequency of a class interval plus the sum of the percentage frequencies of ... (Read 115 times)

asan beg

  • Hero Member
  • *****
  • Posts: 570
The grouped percentage frequency of a class interval plus the sum of the percentage
  frequencies of all lower class intervals is the _____ frequency of a distribution.
 
  a. cumulative grouped percentage
  b. cumulative grouped relative
  c. summated grouped percentage
  d. summated grouped relative

Question 2

The estimated population standard deviation will be equal to zero when _____ .
 
  a. a distribution is normal
  b. the mean, median and mode all have the same value
   c. all the scores in a distribution have the same value
  d. a distribution is unimodal and symmetrical



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kingfahad97

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

A

Answer to Question 2

C





 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

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.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

For a complete list of videos, visit our video library