This topic contains a solution. Click here to go to the answer

Author Question: The weight of a .5 cubic yard bag of landscape mulch in uniformly distributed over the interval from ... (Read 79 times)

lilldybug07

  • Hero Member
  • *****
  • Posts: 546
The weight of a .5 cubic yard bag of landscape mulch in uniformly distributed over the interval from 38.5 to 41.5 pounds.
 a. Give a mathematical expression for the probability density function.
  b. What is the probability that a bag will weigh more than 40 pounds?
  c. What is the probability that a bag will weigh less than 39 pounds?
  d. What is the probability that a bag will weigh between 39 and 40 pounds?

Question 2

In a multiple regression analysis involving 12 independent variables and 166 observations, SSR = 878 and SSE = 122 . The coefficient of determination is
 a. 0.1389
  b. 0.1220
  c. 0.878
  d. 0.7317



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SamMuagrove

  • Sr. Member
  • ****
  • Posts: 312
Answer to Question 1

a. f(x) = 1/3 for 38.5  x  41.5
= 0 otherwise
b. .5000
c. .1667
d. .3333

Answer to Question 2

C




lilldybug07

  • Member
  • Posts: 546
Reply 2 on: Jun 24, 2018
Excellent


mcarey591

  • Member
  • Posts: 365
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

For a complete list of videos, visit our video library