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

Author Question: A student obtains a sample of college students by interviewing her friends. A) Yes B) ... (Read 108 times)

Bernana

  • Hero Member
  • *****
  • Posts: 530
on: Aug 2, 2018
A student obtains a sample of college students by interviewing her friends.
 
  A) Yes B) No

Question 2

Scores on the final exam in Math 160 have a mean of 73 and standard deviation of 7.8.If 24 students are randomly selected, find the probability that the mean of their test scores is less than 70.
 
  A) 0.1006 B) 0.9699 C) 0.0278 D) 0.0301


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Yixagurpuldink

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Aug 2, 2018
Answer to Question 1

B

Answer to Question 2

D


Bernana

  • Hero Member
  • *****
  • Posts: 530
Reply #2 on: Aug 2, 2018
Thanks


Yixagurpuldink

  • Sr. Member
  • ****
  • Posts: 341
Reply #3 on: Aug 2, 2018
Welcome :)


« previous next »
 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

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

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Angry jeers from whites rain down on Elizabeth Eckford, one of the first African American students ... Angry jeers from whites rain down on Elizabeth Eckford, one of the first African American students ...
Sample Teaching Plan for Hypertension Cont. Sample Teaching Plan for Hypertension Cont.
Sample Teaching Plan for Hypertension Cont. Sample Teaching Plan for Hypertension Cont.
(a) A turbidometry detector measures laser light directly across from the light source. The sample, ... (a) A turbidometry detector measures laser light directly across from the light source. The sample, ...
Student Perspective of Research Student Perspective of Research
A sample of carbon monoxide gas occupies 125 mL at 20.0 °C and 455 mm Hg. If the A sample of carbon monoxide gas occupies 125 mL at 20.0 °C and 455 mm Hg. If the
Video: DNA Sequences - Dideoxy Sequencing

For a complete list of videos, visit our video library