« previous next »

Author Question: A researcher measures IQ and weight for a group of college students. What kind of correlation is ... (Read 53 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?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

The heme group is present in myoglobin, hemoglobin, and many other proteins The heme group is present in myoglobin, hemoglobin, and many other proteins
A group of capped langurs. A group of capped langurs.
Harlem’s Promise Academy has a record of graduating and sending to college more than 90 percent ... Harlem’s Promise Academy has a record of graduating and sending to college more than 90 percent ...
This pediatric growth chart tracks the height and weight for girls ages 2–20. This pediatric growth chart tracks the height and weight for girls ages 2–20.
The diminishing effects on body weight of a low-calorie diet and a high-calorie diet. The diminishing effects on body weight of a low-calorie diet and a high-calorie diet.
The ABO blood group antigens The ABO blood group antigens
Video: Virtual Tour of the Eye Animation

For a complete list of videos, visit our video library