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

Author Question: In a standard normal distribution, the a. mean and the standard deviation are both 1. b. mean is ... (Read 89 times)

sam.t96

  • Hero Member
  • *****
  • Posts: 570
In a standard normal distribution, the
 a. mean and the standard deviation are both 1.
   b. mean is 0 and the standard deviation is 1.
   c. mean is 1 and the standard deviation is 0.
   d. mean and the standard deviation can have any value.

Question 2

At  = .1, test to see if the population variances from which the following samples were drawn are equal. Sample 1 Sample 2 n1 = 21 n2 = 19 s1 = 18 s2 = 16



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jadwiga9

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

b

Answer to Question 2

Since F = 1.27 < 2.19 (p-value is greater than .1), do not reject H0.




sam.t96

  • Member
  • Posts: 570
Reply 2 on: Jun 24, 2018
Gracias!


raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

For a complete list of videos, visit our video library