This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Construct a 95 confidence interval for p1 - p2. The sample statistics listed below are from ... (Read 61 times)

jon_i

  • Hero Member
  • *****
  • Posts: 549
on: Jul 24, 2018
Construct a 95 confidence interval for p1 - p2. The sample statistics listed below are from independent samples. Sample statistics: n1 = 50, x1 = 35, and n2 = 60, x2 = 40
 
  A) (-0.141, 0.208 ) B) (-0.871, 0.872 ) C) (-1.341, 1.781 ) D) (-2.391, 3.112 )

Question 2

Which of the following is not a characteristic of Students t-distribution?
 
  A) mean of 1
  B) symmetric distribution
  C) depends on degrees of freedom.
  D) For large samples, the t and z distributions are nearly equivalent.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blakcmamba

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


jon_i

  • Member
  • Posts: 549
Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

tanna.moeller

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Sample preoperative checklist. Sample preoperative checklist.
Sample hypoglycemic protocol. Sample hypoglycemic protocol.
The WISC-IV: Sample Items The WISC-IV: Sample Items
Sample Stress Management Program Sample Stress Management Program
How long does it take for 90% of a sample of strontium-90 (half-life of 28.8 years) to decay? How long does it take for 90% of a sample of strontium-90 (half-life of 28.8 years) to decay?
Sample lod score curves Sample lod score curves
Video: Lipid catabolism ( ketogenesis and oxidation of glycerol) and Lipid anabolism (lipogenesis)

For a complete list of videos, visit our video library