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

Author Question: Which pair of variables should produce a correlation near zero? a. model year (2003, 2004, etc.) ... (Read 88 times)

nmorano1

  • Hero Member
  • *****
  • Posts: 598
on: Jun 19, 2018
Which pair of variables should produce a correlation near zero?
 
  a. model year (2003, 2004, etc.) and price for a used Honda
 b. driving distance from college and weekly cost of gas for commuters
  c. number of hours studying and number of errors on a math exam
  d. IQ and weight for a group of third-grade students

Question 2

A regression-discontinuity design is particularly attractive when ____.
 
  a. the researcher is evaluating a program that has already begun
  b. the unit of study is a community rather than an individual
 c. it is important that those who most need the treatment receive it
  d. there are concerns about selection-maturation effects


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Zack0mack0101@yahoo.com

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jun 19, 2018
Answer to Question 1

d

Answer to Question 2

c


nmorano1

  • Member
  • Posts: 598
Reply 2 on: Jun 19, 2018
Thanks for the timely response, appreciate it

Perkypinki

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

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?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Noll's DNase-I digestion experiment, which verified the beads-on-a-string model of DNA compacti Noll's DNase-I digestion experiment, which verified the beads-on-a-string model of DNA compacti
A pair of striped hyenas fighting at the Colchester Zoo A pair of striped hyenas fighting at the Colchester Zoo
Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent Chinese workers on a railway in the far West. “Without them,” Leland Stanford, president of the Cent
Model of transporter passage through an NPC Model of transporter passage through an NPC
Video: Energy Flow - Trophic Levels and Food

For a complete list of videos, visit our video library