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

Author Question: The likelihood that someone who logs onto a particular site in a shopping mall on the Internet will ... (Read 107 times)

audie

  • Hero Member
  • *****
  • Posts: 532
on: Jun 24, 2018
The likelihood that someone who logs onto a particular site in a shopping mall on the Internet will purchase an item is 0.05 and follows the binomial distribution. If the site has 35 people accessing it in the next hour, what is the expected number of successes during this hour?
 a. 1.75
  b. 2.5
  c. 0.05
  d. 12
  e. 35

Question 2

The variance of a binomial distribution for which n = 75 and = 0.20 is:
 a. 375.
  b. 75.
  c. 15.
  d. 12.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AngeliqueG

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

D


audie

  • Member
  • Posts: 532
Reply 2 on: Jun 24, 2018
:D TYSM

ASDFGJLO

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

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?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Apollo 11 Landing Site Apollo 11 Landing Site
The site of nitrogen fixation in symbiotic root nodules The site of nitrogen fixation in symbiotic root nodules
GTP binding site on a Ga protein, Gia1 GTP binding site on a Ga protein, Gia1
Kinetic basis for preferential excision of mismatched nucleotides by a 3’ exonuclease site distant Kinetic basis for preferential excision of mismatched nucleotides by a 3’ exonuclease site distant
DNA inserted into multiple cloning site of a plasmid disrupts DNA inserted into multiple cloning site of a plasmid disrupts
Active Site of an Enzyme Active Site of an Enzyme
Video: Cerebral Cortex Animation

For a complete list of videos, visit our video library