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

Author Question: The critical value of t for a two tail test with 6 degrees of freedom is a. 2.447 b. 1.943 c. ... (Read 75 times)

scienceeasy

  • Hero Member
  • *****
  • Posts: 565
The critical value of t for a two tail test with 6 degrees of freedom is
 a. 2.447
  b. 1.943
  c. 2.365
  d. 1.985

Question 2

A sample of 60 students from a large university is taken. The average age in the sample was 22 years with a standard deviation of 6 years. Construct a 95 confidence interval for the average age of the population.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pangili4

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

A

Answer to Question 2

20.45 to 23.55




scienceeasy

  • Member
  • Posts: 565
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review


matt95

  • Member
  • Posts: 317
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

For a complete list of videos, visit our video library