« previous next »

Author Question: A researcher measures IQ and weight for a group of college students. What kind of correlation is ... (Read 36 times)

xclash

  • Hero Member
  • *****
  • Posts: 681
on: Jun 20, 2018
A researcher measures IQ and weight for a group of college students. What kind of correlation is likely to be obtained for these two variables?
 
  A) a positive correlation
  B) a negative correlation
  C) a correlation near zero
  D) a correlation near one

Question 2

A random sample of n = 4 scores is selected from a population. Which of the following distributions will definitively be normal?
 
  A) The scores in the sample will form a normal distribution.
  B) The scores in the population will form a normal distribution.
  C) The distribution of sample means will form a normal distribution.
  D) None of the distributions - the sample, the population, the distribution of sample means -will definitely be normal.


pallen55

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jun 20, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

(A) Each bronchiole terminates in an alveolar sac, a group of alveoli; (B) alveoli encased by networ (A) Each bronchiole terminates in an alveolar sac, a group of alveoli; (B) alveoli encased by networ
Students rated their grandparents on a scale from 1 to 4 based on emotional closeness, time spent ... Students rated their grandparents on a scale from 1 to 4 based on emotional closeness, time spent ...
Hydrophilic Group Hydrophilic Group
Weight Scale Weight Scale
Correlation between the Mendelian postulates of segregation Correlation between the Mendelian postulates of segregation
Table - Correlation Analysis Table - Correlation Analysis
Video: Action potentials - electrical characteristics and generation

For a complete list of videos, visit our video library