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 163 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
Thanks for the timely response, appreciate it


anyusername12131

  • Member
  • Posts: 327
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

For a complete list of videos, visit our video library