« previous next »

Author Question: X = 33, n = 80, 99 level A) 0.305 to 0.52 B) 0.254 to 0.571 C) 0.271 to 0.554 D) 0.284 to ... (Read 34 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
on: Jul 25, 2018
x = 33, n = 80, 99 level
 
  A) 0.305 to 0.52 B) 0.254 to 0.571 C) 0.271 to 0.554 D) 0.284 to 0.541

Question 2

In a certain college, 20 of the physics majors belong to ethnic minorities. If 10 students are selected at random from the physics majors, what is the probability that exactly 2 belong to an ethnic minority?
 
  A) 0.30199 B) 0.00671 C) 0.00007 D) 1.8


popopong

  • Sr. Member
  • ****
  • Posts: 307
Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Substrate–level phosphorylation. Substrate–level phosphorylation.
The structure of skin (a) and epidermis (b) at the microscopic level. The structure of skin (a) and epidermis (b) at the microscopic level.
Acute Stress, Glucocorticoid Level, Synaptic Plasticity, and Learning Acute Stress, Glucocorticoid Level, Synaptic Plasticity, and Learning
Shy children often have a high arousal level in novel social situations. Over time, parents can help ... Shy children often have a high arousal level in novel social situations. Over time, parents can help ...
Sea-Level Pressure Sea-Level Pressure
The Effects of a Spinal Cord Injury by Spinal Level The Effects of a Spinal Cord Injury by Spinal Level
Video: Glycolysis - and oxygen

For a complete list of videos, visit our video library