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

Author Question: The confidence intervals for two separate samples would be expected to differ because a. the ... (Read 67 times)

LaDunn

  • Hero Member
  • *****
  • Posts: 526
on: Jun 20, 2018
The confidence intervals for two separate samples would be expected to differ because
 
  a. the sample means differ.
  b. the sample standard deviations differ.
  c. the sample sizes differ.
  d. all of the above

Question 2

The t distribution
 
  a. is smoother than the normal distribution.
  b. is quite different from the normal distribution.
  c. approaches the normal distribution as its degrees of freedom increase.
  d. is necessary when we know the population standard deviation.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

C


LaDunn

  • Member
  • Posts: 526
Reply 2 on: Jun 20, 2018
Wow, this really help

atrochim

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
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.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

An immunoblot. Lanes 1 to 3 are from an SDS gel; samples from successive stages An immunoblot. Lanes 1 to 3 are from an SDS gel; samples from successive stages
Expected and Unexpected Reinforcers Expected and Unexpected Reinforcers
Expected Benefits for ICD-10-CM Expected Benefits for ICD-10-CM
The upper panel shows that scores of four diverse samples of boys on a moral reasoning test show a ... The upper panel shows that scores of four diverse samples of boys on a moral reasoning test show a ...
A DOHC engine uses a camshaft for the intake valve and a separate camshaft for the exhaust valves in ... A DOHC engine uses a camshaft for the intake valve and a separate camshaft for the exhaust valves in ...
Separate thigh from leg to create six pieces Separate thigh from leg to create six pieces
Video: Introduction to Genetics

For a complete list of videos, visit our video library