« previous next »

Author Question: If we are using the normal approximation to determine the probability of at most 28 successes in a ... (Read 77 times)

Haya94

  • Hero Member
  • *****
  • Posts: 558
on: Jul 25, 2018
If we are using the normal approximation to determine the probability of at most 28 successes in a binomial
  distribution (P(x  28)), the normal distribution probability that is used to make the estimate is
 
  A) P(x  27.5). B) P(x  28). C) P(x  28.5). D) P(x < 28).

Question 2

A quiz consists of 10 true or false questions. To pass the quiz a student must answer at least eight questions correctly. If the student guesses on each question, what is the probability that the student will pass the quiz?
 
  A) 0.8 B) 0.08 C) 0.055 D) 0.20


dpost18

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

A very high-resolution texture of the Moon, including a normal map A very high-resolution texture of the Moon, including a normal map
(A) Normal spongy bone. (B) Spongy bone with osteoporosis, which is characterized by a loss of bone (A) Normal spongy bone. (B) Spongy bone with osteoporosis, which is characterized by a loss of bone
A, Normal intravertebral disk; B, herniated disk. A, Normal intravertebral disk; B, herniated disk.
Electrophoresis gel in a densitometer. SPE densitometry showing a normal pattern. Electrophoresis gel in a densitometer. SPE densitometry showing a normal pattern.
Normal Liver Normal Liver
Pedigree Probability Pedigree Probability
Video: Nervous pathway to the Neuromuscular (NMJ)

For a complete list of videos, visit our video library