Multiple Choice

Question

What does it mean to calculate frequencies within a dataset?
(1 point)
• to count the number of times a dataset is used by a student
O to calculate the product of two variables to make a third variable
• to count the number of cases that fall into different subgroups within a dataset
• to calculate the sum of a column of variables in a dataset

Answer 1

• to count the number of cases that fall into different subgroups within a dataset

Answer 2

What is a histogram?
(1 point)
• a detailed history of the origins of a dataset
• a unit of measurement that aids comparison of different variables
O a bar or column chart that visually displays frequencies
• away of displaying data in a table

Answer 3

a bar or column chart that visually displays frequencies

Answer 4

Name
Age
Gender
Bob
40
M
Eye Color
brown
Hair Color
Use the data table to answer the question.
blonde
3. Cathy

37
4. Samantha

51
F
F
blue
brown
brown
brown
5
Robin
46
F
brown
black
What is the frequency of brown-haired people in the sample?
(1 point)
• 3 and 4
0 2
0 4
3

Answer 5

The frequency of brown-haired people in the sample is 4.

Answer 6

Imagine that you are creating a frequency table for the following age ranges:
Two people fall within 40 years of age and younger.
Two people fall within 41-60 years of age.
One person falls within 61 years of age and older.
What would the correct frequency table look like?
(1 point)
40 and younger
41-60
61 and older
2
2
40 and younger
41-60
61 and older
2
2
40 and younger
41-60
61 and older
3
40 and younger
41-60
61 and older

Answer 7

40 and younger: 2
41-60: 2
61 and older: 1