No student devices needed. Know more
10 questions
In a grouped data, in what class can the median be found?
Mean class
Median class
Modal class
Middle class
What is the modal class of this distribution?
20-29
30-39
40-49
50-59
What is the modal class of this distribution?
[8 - 8,5)
[7 - 7,5)
[7,5 - 8)
[5 - 5,5)
What is the cumulative frequency of the modal class in this distribution?
24
8
18
10
What is the cumulative frequency of the median class in this distribution?
14
15
24
9
What is the class size of the grouped data ?
10
4
15
5
The value of X in the table is
32
70
35
38
The table shows the distribution of the number of hours worked each week (on average) for a sample of 100 community college students. The mean
50
34.6
20
36.8
This data represents the age distribution of a sample of 100 people covered by health insurance (private or government). The sample was taken in 2003. The mean of this data set is
52
25
44
32
The data presented in the table have a mean value of:
172
161
157
184
Explore all questions with a free account