Mathway
Visit Mathway on the web
Start 7-day free trial on the app
Start 7-day free trial on the app
Download free on Amazon
Download free in Windows Store
Take a photo of your math problem on the app
get
Go
Enter a problem...
Upgrade
Calculators
About
Help
Sign In
Sign Up
Statistics Examples
Step-by-Step Examples
Statistics
Frequency Distribution
Find the Cumulative Frequency of the Frequency Table
Class
Frequency
15
−
21
7
22
−
28
3
29
−
35
2
36
−
42
5
43
−
49
1
Class
Frequency
15
-
21
7
22
-
28
3
29
-
35
2
36
-
42
5
43
-
49
1
Step 1
The cumulative
frequency
of a
data
class is the number of
data
elements
in that class and all the previous classes.
Class
Frequency
(
f
)
Cumulative
−
Frequency
15
−
21
7
7
22
−
28
3
7
+
3
29
−
35
2
7
+
3
+
2
36
−
42
5
7
+
3
+
2
+
5
43
−
49
1
7
+
3
+
2
+
5
+
1
Class
Frequency
(
f
)
Cumulative
-
Frequency
15
-
21
7
7
22
-
28
3
7
+
3
29
-
35
2
7
+
3
+
2
36
-
42
5
7
+
3
+
2
+
5
43
-
49
1
7
+
3
+
2
+
5
+
1
Step 2
Simplify the cumulative
frequency
column.
Class
Frequency
(
f
)
Cumulative
−
Frequency
15
−
21
7
7
22
−
28
3
10
29
−
35
2
12
36
−
42
5
17
43
−
49
1
18
Class
Frequency
(
f
)
Cumulative
-
Frequency
15
-
21
7
7
22
-
28
3
10
29
-
35
2
12
36
-
42
5
17
43
-
49
1
18
Enter YOUR Problem
using Amazon.Auth.AccessControlPolicy;
Mathway requires javascript and a modern browser.
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
Please ensure that your password is at least 8 characters and contains each of the following:
a number
a letter
a special character: @$#!%*?&
