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

Author Question: Identify the variable of interest in the study.The highway department paves one section of an ... (Read 29 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591

Question 1

Identify the variable of interest in the study.

A quality control specialist compares the output from a machine with a new lubricant to the output of machines with the old lubricant.
◦ Whether the new lubricant is more cost-effective than the old lubricant
◦ The number of machines tested
◦ The difference between the measured outputs of a machine using each type of lubricant

Question 2

Identify the variable of interest in the study.

The highway department paves one section of an Interstate with Type A concrete and an adjoining section with Type B concrete and observes how long it takes until cracks appear in each.
◦ The difference between cost of the two types of concrete
◦ The difference between the measured length of time it takes for cracks to appear in each type of concrete
◦ Whether Type A concrete provides better traction than Type B concrete


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by RODY.ELKHALIL on Jan 18, 2020

k.lashomb

  • Sr. Member
  • ****
  • Posts: 346
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 56% of students answer this correctly




RODY.ELKHALIL

  • Member
  • Posts: 591
Reply 2 on: Jan 18, 2020
YES! Correct, THANKS for helping me on my review


LegendaryAnswers

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

For a complete list of videos, visit our video library