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

Author Question: On a multiple-choice exam for which each question has four possible answers, the probability of ... (Read 76 times)

moongchi

  • Hero Member
  • *****
  • Posts: 516
on: Jun 20, 2018
On a multiple-choice exam for which each question has four possible answers, the probability of guessing the correct answer is p = 1/4. What is the mean of the binomial distribution for the number of correct guesses for a series of 100 questions?
 
  A) 5
  B) 25
  C) 10
  D) 50

Question 2

Which of the following is the correct null hypothesis for a repeated-measures t test?
 
  A) MD = 0
  B) D = 0
  C) 1 = 2
  D) M1 = M2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katieost

  • Sr. Member
  • ****
  • Posts: 358
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

B


moongchi

  • Member
  • Posts: 516
Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

duy1981999

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Withdrawing Medication from Single-Dose or Multiple-Dose Vials Withdrawing Medication from Single-Dose or Multiple-Dose Vials
How to calculate present value (Question 1) How to calculate present value (Question 1)
Hardy-Weinberg Question P1 Hardy-Weinberg Question P1
Answer to Vector Question Pt. 1 Answer to Vector Question Pt. 1
economic question economic question
economic question economic question
Video: Energy sources - types

For a complete list of videos, visit our video library