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

Author Question: Determine the time that you had to spend in the queue. A) 9 minutes 20 seconds B) 10 minutes 57 ... (Read 96 times)

lak

  • Hero Member
  • *****
  • Posts: 546
Determine the time that you had to spend in the queue.
 
  A) 9 minutes 20 seconds
  B) 10 minutes 57 seconds
  C) 9 minutes 57 seconds
  D) 10 minutes 20 seconds

Question 2

Compute the 95 confidence interval for the mean difference. What is the conclusion?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

asware1

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

C

Answer to Question 2

The 95 confidence interval for the mean difference is (0.267, 0.646 ).
The confidence interval for the mean difference does not contain 0. Therefore, the null hypothesis is rejected and hence, it can be concluded that the mean success rate of the students has increased after the orientation program. This is the same conclusion obtained using the paired t-test.





 

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

For a complete list of videos, visit our video library