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

Author Question: Whenever the population has a normal probability distribution, the sampling distribution of is a ... (Read 149 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Jun 24, 2018
Whenever the population has a normal probability distribution, the sampling distribution of is a normal probability distribution for _____.
 a. only large sample sizes
  b. only small sample sizes
  c. any sample size
  d. only samples of size 30 or greater

Question 2

A retailer of electronic equipment received 6 HDTVs from the manufacturer. Three of the HDTVs were damaged in the shipment. The retailer sold 2 HDTVs to 2 customers.
 a. Can a binomial formula be used for the solution of the above problem?
  b. What kind of probability distribution does the above satisfy, and is there a function for solving such problems?
  c. What is the probability that both customers received damaged HDTVs?
  d. What is the probability that 1 of the 2 customers received a defective HDTV?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kthug

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jun 24, 2018
Answer to Question 1

c

Answer to Question 2

a. No, in a binomial experiment, trials are independent of each other.
b. Hypergeometric probability distribution
c. .2
d. .6


penza

  • Member
  • Posts: 1,022
Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

epscape

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Genetic drift and population size. Genetic drift and population size.
A genetic bottleneck reduces a population temporarily to very low levels, removing much of its genet A genetic bottleneck reduces a population temporarily to very low levels, removing much of its genet
World Population Growth, Past 10,000 years World Population Growth, Past 10,000 years
Normal tympanic membrane with cone of light and process of malleus Normal tympanic membrane with cone of light and process of malleus
Normal frequency distribution, characterized by a bell-shaped curve Normal frequency distribution, characterized by a bell-shaped curve
The traditional human karyotypes derived from a normal female and a normal male The traditional human karyotypes derived from a normal female and a normal male
Video: What are the Parts of a Plant Cell?

For a complete list of videos, visit our video library