Question
MATH399 Applied Managerial Statistics
Week 2 Assignment Frequency Tables
QuestionA group of students were surveyed about the number of pets they have. Their responses are summarized in the relative frequency table below.
What is the cumulative relative frequency of students with 2 or fewer pets?
Number of Pets               Relative Frequency
0                                                              0.30
1                                                              0.35
2                                                              0.15
3 or more                                            0.20
QuestionA small startup company wishes to know how many hours, per week, that its employees spend commuting to and from work. Their responses are summarized in the relative frequency table below.
What is the cumulative relative frequency of customers who commute 12 hours or fewer?
Hours Commuting           Relative Frequency         Cumulative Relative Frequency
1-6          0.20
7-12       0.25
13-18     0.35
19-24     0.20
QuestionGiven the frequency table below, what is the relative frequency of the data value 7?
Value    Frequency
4              7
5              6
6              4
7              3
QuestionA group of students were surveyed about the number of pets they have. Their responses are summarized in the relative frequency table below.
What is the missing relative frequency?
Number of Pets                Relative Frequency
0              0.30
1              ?
2              0.15
3 or more            0.20
QuestionA data set is summarized in the frequency table below. Using the table, determine the number of values less than or equal to 6. Give your answer as a single number. For example if you found the number of values was 14, you would enter 14.
Value   Frequency
1              5
2              3
3              2
4              3
5              4
6              3
7              8
8              3
9              7
10           8
11           3
QuestionA data set is summarized in the frequency table below. Using the table, determine the number of values greater than or equal to 8. Give your answer as a single number. For example if you found the number of values was 33, you would enter 33.
Value   Frequency
1              1
2              2
3              1
4              2
5              2
6              3
7              4
8              4
9              6
10           8
11           4
12           5
QuestionA data set is summarized in the frequency table below. Using the table, determine the total number of values in the data set that are less than or equal to 7.
Value   Frequency
3              8
4              4
5              3
6              2
7              2
8              7
9              3
10           6
11           3
12           7
QuestionGiven the frequency table below, what is the relative frequency of the data value 8?
Value    Frequency
4              2
5              7
6              9
7              6
8              6
QuestionA group of students were surveyed about the number of books they read last summer. Their responses are summarized in the relative frequency table below.
What is the cumulative relative frequency of students that read 5 or fewer books?
Number of Books            Relative Frequency
0−1         0.08
2−3         0.36
4−5         0.32
6−7         0.12
8−9         0.04
10 or more          0.08
QuestionThe relative frequencies for a set of data are shown in the table below.
Value    Relative Frequency
1              0.15
2              0.10
3              0.45
4              0.30
If there are a total of 20 data values, with what frequency does the data value 3 occur?
QuestionThe cumulative relative frequency table for a set of data is shown below.
What is the missing cumulative relative frequency?
Data Value         Relative Frequency         Cumulative Relative Frequency
1              0.35        0.35
2              0.25        ?
3              0.15        0.75
4              0.25        1.00
QuestionA data set is summarized in the frequency table below. The data set contains a total of 40 data values. What is the missing frequency?
Value    Frequency
1              4
2              6
3              7
4              3
5              ?
6              5
7              4
8              5

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