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 197 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?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Wheals are formed in reaction to scratch testing and intradermal testing of allergens. Wheals are formed in reaction to scratch testing and intradermal testing of allergens.
Flowchart of typical compatibility testing for donors and recipients. Both donor and recipient are ... Flowchart of typical compatibility testing for donors and recipients. Both donor and recipient are ...
Testing muscle strength using opposing force Testing muscle strength using opposing force
Testing the brachioradialis reflex Testing the brachioradialis reflex
A hypothesis test is performed to test the claim that a population proportion is greater than ... A hypothesis test is performed to test the claim that a population proportion is greater than ...
Morgan’s crossing-over hypothesis Morgan’s crossing-over hypothesis
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

For a complete list of videos, visit our video library