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

Author Question: A manufacturer of tow chains finds that the average breaking point is at 3,500 pounds and the ... (Read 60 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Jun 24, 2018
A manufacturer of tow chains finds that the average breaking point is at 3,500 pounds and the standard deviation is 250 pounds. If you pull a weight of at least 4200 pounds with this tow chain, what percentage of the time would you expect the chain to break?
 a. 2.8
  b. 0.26
  c. 49.74
  d. 99.74
  e. 50

Question 2

True or False The sampling distribution of the mean will be normal if the original population from which the samples were drawn is normally distributed.
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ghepp

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

T


ARLKQ

  • Member
  • Posts: 571
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

vickybb89

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Menstrual cycle summary based on a 28-day (average) menstrual cycle. Menstrual cycle summary based on a 28-day (average) menstrual cycle.
Breaking disulfide bonds in proteins Breaking disulfide bonds in proteins
Average optimal blood pressure for age Average optimal blood pressure for age
Ischemic compression (i.e., direct pressure) to a trigger point in the trapezius muscle. Ischemic compression (i.e., direct pressure) to a trigger point in the trapezius muscle.
A certain car traveling at 34.0 mph skids to a stop in 29 meters from the point where the ... A certain car traveling at 34.0 mph skids to a stop in 29 meters from the point where the ...
Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1 Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1
Video: Embryonic development - week 1 and 2

For a complete list of videos, visit our video library