HDFS 2040 Exam 1 Robert Bubb
which of the following is the most complete population description:
the number of unchains acres,
all people,
48 statistics students,
or the ticket sales of all customers at Aricia - correct answer ✔✔the ticket sales of all customers at Aricia
Jodi is interested in measuring social communication of all US adolescents. she discovers from a sample
of 45 adolescents that the typical teenagers sends 234 test messages a day. this type of research would
be categorized as - correct answer ✔✔inferential statistics
which of the following is NOT a reason why the types of variables need to be identified:
the types of variables tell us the level of reliability and validity of a measure,
the types of variables determine whether we meet statistical test assumptions,
the types of variables determine the mathematical operations that we can perform,
or the types of variables determine that statistical test used - correct answer ✔✔the types of variables
tell us the level of reliability and validity of a measure
Jill would like to assign number to the children in her preschool class ranging from the tallest to the
shortest. what type of variable would Jill have - correct answer ✔✔ordinal
Tina surveys customers about their dining experience at her restaurant. she uses a 5 point scale where 0
= not very satisfying and 4 = very satisfying. what time of variable is Tina using - correct answer
✔✔interval
Clyde measures his friends liking of hockey on a 5 points scale where 1 = does not like hockey at all and 5
= the best sport ever. one of his friends, Chad, says he likes hockey a 2 which another friend, Greer, says
a 4. Clyde can conclude all of the following except:
Chad does not like hockey while Greer does like hockey,
which of the following is the most complete population description:
the number of unchains acres,
all people,
48 statistics students,
or the ticket sales of all customers at Aricia - correct answer ✔✔the ticket sales of all customers at Aricia
Jodi is interested in measuring social communication of all US adolescents. she discovers from a sample
of 45 adolescents that the typical teenagers sends 234 test messages a day. this type of research would
be categorized as - correct answer ✔✔inferential statistics
which of the following is NOT a reason why the types of variables need to be identified:
the types of variables tell us the level of reliability and validity of a measure,
the types of variables determine whether we meet statistical test assumptions,
the types of variables determine the mathematical operations that we can perform,
or the types of variables determine that statistical test used - correct answer ✔✔the types of variables
tell us the level of reliability and validity of a measure
Jill would like to assign number to the children in her preschool class ranging from the tallest to the
shortest. what type of variable would Jill have - correct answer ✔✔ordinal
Tina surveys customers about their dining experience at her restaurant. she uses a 5 point scale where 0
= not very satisfying and 4 = very satisfying. what time of variable is Tina using - correct answer
✔✔interval
Clyde measures his friends liking of hockey on a 5 points scale where 1 = does not like hockey at all and 5
= the best sport ever. one of his friends, Chad, says he likes hockey a 2 which another friend, Greer, says
a 4. Clyde can conclude all of the following except:
Chad does not like hockey while Greer does like hockey,
