This topic contains a solution. Click here to go to the answer

Author Question: Given that a college student studies an average of 12 hours per week with a standard deviation of ... (Read 458 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556

  Given that a college student studies an average of 12 hours per week with a standard deviation of 4.1, what is the probability that a student studies less than 5 hours per week?
 

  a.
  b.
  c.
  d.

Question 2


  What is the value for the z-score for a normal population with ?
 

  a.0
  b.1
  c.The value of and must be known.
  d.0.50



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

matt95

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

correct: b

Answer to Question 2

correct: a





 

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

For a complete list of videos, visit our video library