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

Author Question: Find a value of z such that 43.7 of the distribution lies between it and the mean. (Hint: There are ... (Read 61 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Jul 24, 2018
Find a value of z such that 43.7 of the distribution lies between it and the mean. (Hint: There are two possible answers.)

Question 2

Find the z-score for the first quartile of the standard normal distribution.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sabina576

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 24, 2018
Answer to Question 1

Since P(0 < z < 1.53) = 0.437 = P(-1.53 < z < 0), then z = 1.53.

Answer to Question 2

Since P(z < -0.67) = 0.2486 0.25, then the z-score for the first quartile of the standard normal distribution is -0.67.


michelleunicorn

  • Member
  • Posts: 565
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

ecabral0

  • Member
  • Posts: 310
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

How to find the median of a triangle How to find the median of a triangle
How to find the domain and range of a function (Part 1) How to find the domain and range of a function (Part 1)
How to find an unknown angle using reciprocal trigonometric functions How to find an unknown angle using reciprocal trigonometric functions
How to find when Celsius and Fahrenheit are the same temperature How to find when Celsius and Fahrenheit are the same temperature
People in poor, urban areas often find themselves in “food deserts" People in poor, urban areas often find themselves in “food deserts"
Solve Diophantus’s Problem B–8: To find two numbers such that their difference a Solve Diophantus’s Problem B–8: To find two numbers such that their difference a
Video: Embryonic development - Weeks 5 to 8

For a complete list of videos, visit our video library