Question
Consider the following cumulative frequency distribution: Class Limits Cumulative Frequency (within or below the class) 0...
Consider the following cumulative frequency distribution: Class Limits Cumulative Frequency (within or below the class) 0 – under 5 10 5 – under 10 15 10 - under 15 21 15 – under 20 29 20 – under 25 36 What is the cumulative relative frequency for the class "15 - under 20" ? a. 58.3 % b. 75 % c. 19.4 % d. 80.6% e. 22.2 %
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
Complete the table below. Books read within the past year Frequency Relative Frequency Cumulative Relative Frequency...
Complete the table below.
Books read within the past year
Frequency
Relative Frequency
Cumulative Relative Frequency
none
7
1−5
0.211267605633803
6−10
16
11−15
0.183098591549296
16−20
13
21−25
7
Total
1
Use the relative frequency distribution in the table below to determine the following. (See Example 1...
Use the relative frequency distribution in the table below to
determine the following. (See Example 1 in this section.)
A Relative Frequency Distribution
Download Time (in seconds)
Percent of Subscribers
0–5
0.4
5–10
1.7
10–15
4.3
15–20
9.2
20–25
15.1
25–30
19.4
30–35
19.0
35–40
14.9
40–45
9.0
45–50
4.5
50–55
1.5
55–60
1.0
(a)
the percent of subscribers who required less than 20 s
to download the file
%
(b)
the probability that a subscriber chosen at random will...
c. Prepare the relative frequency and percentage distribution columns. Round your answers for relative frequencies to...
c. Prepare the relative frequency and
percentage distribution columns.
Round your answers for relative frequencies to three decimal places
and your answers for percentages to one decimal place.
Number of
Days
(Class Limits)
Frequency
Relative
Frequency
Percentage
0 to 5
30
6 to 11
66
12 to 17
43
18 to 23
20
24 to 29
10
5. The frequency distribution below shows the distribution of average seasonal rainfall in San Francisco, as...
5. The frequency distribution below shows the distribution of
average seasonal rainfall in San Francisco, as measured in inches,
for the years 1967-2017. (SHOW ALL CALCULATIONS FOR B AND C)
(a) Why is it appropriate to use a grouped frequency distribution
for this data?
(b) Complete the frequency table with frequency and cumulative
relative frequency. Express the cumulative relative frequency to
two decimal places.
(c) What percentage of season in this sample has a seasonal
rainfall between 0 and 19.99...
Complete the tasks and answer the questions below. a. Create a frequency distribution and a histogram...
Complete the tasks and answer the questions below.
a. Create a frequency distribution and a histogram for the
set.
b. Why did you select the class interval you used?
c. Is this distribution skewed? How do you know?
Class interval Frequency
55- 59 7
50- 54 5
45-49 5
40-44 7
35- 39 2
30- 34 3
25- 29 5
20- 24 4
15- 19 5
10- 14 3
5-9 3
0-4 1
1. The frequency distribution below was constructed from data collected on the quarts of soft drinks consumed...
1. The
frequency distribution below was constructed from data collected on
the quarts of soft drinks consumed per week by 20 students.
Quarts
of Soft
Drink Frequency
0
- 3 4
4
- 7 5
8
-
11 6
12
-
15 3
16
-
19 2
a. Construct
a relative frequency distribution.
b. Construct
a cumulative frequency distribution
c. Construct a cumulative relative frequency
distribution.
Can you provide the solution in excel format?
Certain kinds of tumors tend to recur. The following data represent the lengths of time, in...
Certain kinds of tumors tend to recur. The following data
represent the lengths of time, in months, for a tumor to recur
after chemotherapy (Reference: D.P. Byar, Journal of Urology, Vol.
10, pp. 556-561).
19
18
17
1
21
22
54
46
25
49
50
1
59
39
43
39
5
9
38
18
14
45
54
59
46
50
29
12
19
36
38
40
43
41
10
50
41
25
19
39
27
20
For this problem, use...
Write the class width of a frequency distribution which has classes: 15 – 21 and 22...
Write the class width of a frequency distribution which has
classes: 15 – 21 and 22 – 28.
Write all class boundaries for the frequency distribution
above.
Write all midpoints of the classes.
Write all lower class limits.
Write all upper class limits.
Write all values represented by the stemplots: 7 | 0 4 4 3
Create a dotplot for the data: 1 1 1 2 2 2 2 2 3 3 4 4 4 4 4 4
4 5...
A recent statistics exam yielded the following 10 scores. Complete the table below and then construct...
A recent statistics exam yielded the following 10 scores.
Complete the table below and then construct a frequency polygon
distribution using the class limits. 80, 99, 77, 67, 93, 71, 76,
86, 79, 71
Class Limits, Frequency ,Midpoint ,Class Boundaries, Relative
Frequency,Cumulative Frequency
61-70
71-80
81-90
91-100
Calculate frequency, midpoint, class boundaries,
relative frequency, cumulative frequency
10. Absolute (actual) frequency distribution is a tabular summary of a set of data showing the...
10.
Absolute (actual) frequency distribution is
a tabular summary of a set of data showing the relative
frequencies
a graphical form of representing data
a tabular summary of a set of data showing the actual number of
items in each of several nonoverlapping classes
a graphical device for presenting categorical data
11.
If several frequency distributions are constructed from the same
data set, the distribution with the widest class width will have
the
fewest classes
most classes
same number of...
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 9 minutes ago
asked 20 minutes ago
asked 27 minutes ago
asked 27 minutes ago
asked 29 minutes ago
asked 30 minutes ago
asked 36 minutes ago
asked 43 minutes ago
asked 44 minutes ago
asked 46 minutes ago
asked 47 minutes ago
asked 50 minutes ago