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

Author Question: The sign test evaluates the randomness of a series of observations by analyzing the number of ... (Read 59 times)

tatyanajohnson

  • Hero Member
  • *****
  • Posts: 569
The sign test evaluates the randomness of a series of observations by analyzing the number of consecutive data values that are similar.
  Indicate whether the statement is true or false

Question 2

Grades for a statistics exam for a certain class follow the normal probability distribution with a mean of 82 and a standard deviation of 12 . What percentage of the students in the class earned a B grade (80-89)?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

rekilledagain

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

F

Answer to Question 2

0.2865




tatyanajohnson

  • Member
  • Posts: 569
Reply 2 on: Aug 1, 2018
Great answer, keep it coming :)


rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

For a complete list of videos, visit our video library