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

Author Question: Like the normal distribution, the exponential density function f(x): a. is bell-shaped. b. is ... (Read 239 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Jun 24, 2018
Like the normal distribution, the exponential density function f(x):
 a. is bell-shaped.
  b. is symmetrical.
  c. approaches infinity as x approaches zero.
  d. approaches zero as x approaches infinity.

Question 2

Historically, a company that mails its monthly catalog to potential customers receives orders from 8 percent of the addresses. If 500 addresses are selected randomly from the last mailing, what is the probability that between 35 and 50 orders were received from this sample?
 a. 0.0496
  b. 0.2049
  c. 0.7444
  d. 0.7951
  e. 0.9504


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brbarasa

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

C


sdfghj

  • Member
  • Posts: 552
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Pediatric Vital Signs Normal Ranges Pediatric Vital Signs Normal Ranges
Normal lung volumes and capacities. Normal lung volumes and capacities.
The Distribution of Growth Rates, 1975–2009 The Distribution of Growth Rates, 1975–2009
Distribution of sex chromosomes from generation to generation. All children receive an X chromosome Distribution of sex chromosomes from generation to generation. All children receive an X chromosome
(a) The distribution of sickle cell anemia in the Old World. (b) The distribution of malaria overlap (a) The distribution of sickle cell anemia in the Old World. (b) The distribution of malaria overlap
Normal karyotype of a human male Normal karyotype of a human male
Video: Structures that affect circulation - kidneys, blood volume and venous tone

For a complete list of videos, visit our video library