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

Author Question: LetXbe a continuous random variable and letcbe a constant. Which of the following statements is true? (Read 81 times)

kckanistras

  • Full Member
  • ***
  • Posts: 133
on: Feb 26, 2023

Question 1

LetX = the time (in minutes) that a postal clerk spends with her customers. This time is known to have an exponential distribution with an average of 4 minutes. What is the probability that the clerk spends 4 to 5 minutes with a randomly selected customer?

◦

0.7135


◦

0.6321


◦

0.3456


◦

0.0814



Question 2

LetXbe a continuous random variable and letcbe a constant. Which of the following statements is true?

◦

The probability thatXassumes a value in the intervalX1toX2is the area under the probability density function betweenX1andX2.


◦

P(X=c) = 0.


◦

P(X ≤c) = P(X <c).


◦

All of these statements are true.

Introductory Statistics: A Problem-Solving Approach ¦ Kokoska ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by kckanistras on Feb 26, 2023

KAyteeBee1129

  • Full Member
  • ***
  • Posts: 165
Reply #1 on: Feb 26, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 44% of students answer this correctly


kckanistras

  • Member
  • Posts: 133
Reply 2 on: Feb 26, 2023
Gracias!

zacnyjessica

  • Member
  • Posts: 345
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

The location of the variable fuel sensor can vary, depending on the make and model of vehicle, but ... The location of the variable fuel sensor can vary, depending on the make and model of vehicle, but ...
Determining the order and rate constant of an irreversible first-order reaction Determining the order and rate constant of an irreversible first-order reaction
How to convert verbal statements into algebraic equations (Part 3) How to convert verbal statements into algebraic equations (Part 3)
Determine if each function is continuous, If the function is not continuous, find the x-axis Determine if each function is continuous, If the function is not continuous, find the x-axis
Variable expression of yellow phenotype in mice caused by diet-related epigenetic changes in the gen Variable expression of yellow phenotype in mice caused by diet-related epigenetic changes in the gen
Random distribution of dandelions Random distribution of dandelions
Video: Glomerular filtrate rate: pressures that affect GFR, NFP & GFR and blood composition

For a complete list of videos, visit our video library