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

Author Question: In a certain class of students, there are 8 boys from Wilmette, 6 girls from Winnetka, 8 girls from ... (Read 94 times)

vHAUNG6011

  • Hero Member
  • *****
  • Posts: 514
on: Aug 2, 2018
In a certain class of students, there are 8 boys from Wilmette, 6 girls from Winnetka, 8 girls from Wilmette, 7 boys from Glencoe, 5 boys from Winnetka and 6 girls from Glenoce.
 
  If the teacher calls upon a student to answer a question, what is the probability that the student will be a boy?
  A) 0.5 B) 0.647 C) 0.2 D) 0.375

Question 2

If two variables are completely unrelated, robs .
 
  a. equals zero
  b. equals either +1.00 or -1.00
  c. is a large value but not +1.00 or -1.00
  d. is greater than 1.00


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Liddy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Aug 2, 2018
Answer to Question 1

A

Answer to Question 2

A


vHAUNG6011

  • Member
  • Posts: 514
Reply 2 on: Aug 2, 2018
Excellent

bblaney

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

A leech, a member of the class Hirudinea. A leech, a member of the class Hirudinea.
Students Students
first day of my chemistry class.. this is what the teacher had to say first day of my chemistry class.. this is what the teacher had to say
Students in class Students in class
This pediatric growth chart tracks the height and weight for girls ages 2–20. This pediatric growth chart tracks the height and weight for girls ages 2–20.
An 8th grade class develops a linear model that predicts the number of cheerios (a small round ... An 8th grade class develops a linear model that predicts the number of cheerios (a small round ...
Video: Embryonic development - Weeks 5 to 8

For a complete list of videos, visit our video library