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

Author Question: The __________ sum of squares measures the variation within samples. Fill in the blank(s) with ... (Read 89 times)

nelaaney

  • Hero Member
  • *****
  • Posts: 560
The __________ sum of squares measures the variation within samples.
 
  Fill in the blank(s) with correct word

Question 2

A recent survey found that 80 of all adults over 50 wear sunglasses for driving. In a random sample of 50 adults over 50, what is the mean and standard deviation of those that wear sunglasses?
 
  A) mean: 10; standard deviation: 2.82842712 B) mean: 40; standard deviation: 2.82842712
  C) mean: 40; standard deviation: 6.32455532 D) mean: 10; standard deviation: 6.32455532



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Carliemb17

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

error

Answer to Question 2

B




nelaaney

  • Member
  • Posts: 560
Reply 2 on: Jul 25, 2018
Great answer, keep it coming :)


sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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.

For a complete list of videos, visit our video library