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

Author Question: Find the 90th percentile. What will be an ideal response?[br][br][b][color=#151B54]Question ... (Read 87 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
Find the 90th percentile.
 
  What will be an ideal response?

Question 2

The irregular component of a time series exhibits a tendency to grow or decrease rather steadily over long periods of time.
 
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

stillxalice

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

Find x0 such that P(X  x0 ) = 0.90 = P(Z  z0 ).
Since the area to the left of z0 is greater than 0.5, z0 must be larger than zero such that P(0 < Z < z0 ) = 0.40, so z0 = 1.28. Thus, x0 = 75 + (1.28 )(4 ) = 80.12

Answer to Question 2

FALSE




biggirl4568

  • Member
  • Posts: 551
Reply 2 on: Jun 24, 2018
Gracias!


ashely1112

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Excellent

 

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?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

For a complete list of videos, visit our video library