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

Author Question: In hypothesis testing for one proportion, the null value is used in which of the following? a. The ... (Read 208 times)

mydiamond

  • Hero Member
  • *****
  • Posts: 804
on: Jul 24, 2018
In hypothesis testing for one proportion, the null value is used in which of the following?
 a. The null hypothesis.
  b. The alternative hypothesis.
  c. The computation of the test statistic.
  d. All of the above.

Question 2

Exam scores for a large introductory statistics class follow an approximate normal distribution with an average score of 56 and a standard deviation of 5 . The average exam score in your lab was 59.5 . The 20 students in your lab sections will be considered a random sample of all students who take this class. What is the standard deviation of the distribution of the average exam score of the 20 students in your lab section?
 a. 0.25
  b. 1.12
  c. 1.25
  d. 5


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

reelove4eva

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 24, 2018
Answer to Question 1

D

Answer to Question 2

B


mydiamond

  • Hero Member
  • *****
  • Posts: 804
Reply #2 on: Jul 24, 2018
TY


reelove4eva

  • Sr. Member
  • ****
  • Posts: 332
Reply #3 on: Jul 24, 2018
You're welcome


« previous next »
 

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Testing Distance Visual Acuity Using a Snellen Eye Chart Testing Distance Visual Acuity Using a Snellen Eye Chart
Oil Pressure Testing Oil Pressure Testing
Testing muscle strength - Masseter muscles Testing muscle strength - Masseter muscles
Testing coordination by using the finger-to-finger test Testing coordination by using the finger-to-finger test
Testing for costovertebral tenderness Testing for costovertebral tenderness
Consider the following hypothesis problem. n = 30 H0: 2 = 500 s2 = 625 Ha: 2 500 The test ... Consider the following hypothesis problem. n = 30 H0: 2 = 500 s2 = 625 Ha: 2 500 The test ...
Video: First Stage of Labor and Delivery Video

For a complete list of videos, visit our video library