« previous next »

Author Question: When 4 cards are drawn randomly from a standard 52-card deck without replacement, what is the ... (Read 147 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
on: Jul 24, 2018
When 4 cards are drawn randomly from a standard 52-card deck without replacement, what is the probability that the first two cards are Hearts and the second two cards are Spades?

Question 2

You plan to determine an approximate 95 confidence interval for a population proportion; you plan to use a conservative margin of error of 10. How large a sample size do you need?
 a. 100
  b. 400
  c. 2500
  d. None of the above


raili21

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 24, 2018
Answer to Question 1

0.00375

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Biotic interactions within and among three Aspen Parkland community types, drawn by Bird Biotic interactions within and among three Aspen Parkland community types, drawn by Bird
Life-cycle of the Sun; sizes are not drawn to scale. Life-cycle of the Sun; sizes are not drawn to scale.
Drugs for Hormone Replacement Therapy and Uterine Abnormalities Drugs for Hormone Replacement Therapy and Uterine Abnormalities
Cumulative Standard Normal Distribution Cumulative Standard Normal Distribution
Standard Precautions for the Care of all Patients in All Health Care Settings Standard Precautions for the Care of all Patients in All Health Care Settings
The rate of replacement of a recessive allele d by the dominant allele D by mutation alone. Even tho The rate of replacement of a recessive allele d by the dominant allele D by mutation alone. Even tho
Video: X chromosome inactivation in calico cats

For a complete list of videos, visit our video library