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

Author Question: The undergraduate students at your university are classified as freshmen, sophomores, juniors, or ... (Read 151 times)

jayhills49

  • Hero Member
  • *****
  • Posts: 559
The undergraduate students at your university are classified as freshmen, sophomores, juniors, or seniors. A recent study of undergraduates asked the students to indicate the number of credits they were registered for this term.
 
  The responses were 3, 6, 9, 12, 15, and 18. The number of cells in a joint frequency distribution for the two variables, class standing, and credit hours is:A) 4.
  B) 10.
  C) 24.
  D) None of the above.

Question 2

Suppose the mean of dogs a pet shop grooms each day is know to be 14.2 dogs. If a sample of n = 12 days is chosen and a total of 178 dogs are groomed during those 12 days, then the sampling error is:
 
  A) 163.8.
  B) about 0.63.
  C) about -0.63.
  D) -163.8.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ms_sulzle

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

C

Answer to Question 2

B




jayhills49

  • Member
  • Posts: 559
Reply 2 on: Jun 24, 2018
Excellent


dawsa925

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Gracias!

 

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

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.

For a complete list of videos, visit our video library