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Science-Related Homework Help Statistics and Probability Topic started by: rrfiaa on Mar 10, 2018



Title: Discrete numerical variables necessarily have a finite number of values. (True or false?)
Post by: rrfiaa on Mar 10, 2018
Discrete numerical variables necessarily have a finite number of values.
 
  Indicate whether the statement is true or false

Q. 2

The probability that a person wants better fuel efficiency but not a vehicle navigation system is:
 
  A) 0.90
  B) 0.10
  C) 0.45
  D) 0.35

Q. 3

The probability that a person wants better fuel efficiency and also a vehicle navigation system is:
 
  A) 0.90
  B) 0.10
  C) 0.45
  D) 0.35

Q. 4

What is the standard deviation of the number of pieces of junk mail you receive daily?
 
  A) 1.61
  B) 2.60
  C) 6.76
  D) There is not sufficient information to determine this.


Title: Discrete numerical variables necessarily have a finite number of values. (True or false?)
Post by: errybuns123 on Mar 10, 2018
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Title: Discrete numerical variables necessarily have a finite number of values. (True or false?)
Post by: rrfiaa on Mar 10, 2018
God bless you! Helped my grade so much.