Author Question: You are given the following sample data for two variables: Y X 10 100 8 110 12 90 15 200 16 ... (Read 44 times)

Deast7027

  • Hero Member
  • *****
  • Posts: 538
You are given the following sample data for two variables:
 
  Y X
  10 100
  8 110
  12 90
  15 200
  16 150
  10 100
  10 80
  8 90
  12 150
 
  The sample correlation coefficient for these data is approximately r = 0.755.
   Indicate whether the statement is true or false

Question 2

A survey was recently conducted in which males and females were asked whether they owned a laptop personal computer. The following data were observed:
 
  Males Females
  Have Laptop 120 70
  No Laptop 50 60
 
  Given this information, the sample size in the survey was 300 people.
   Indicate whether the statement is true or false



ryansturges

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

FALSE

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

For a complete list of videos, visit our video library