Homework Answers
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To answer this question, simply count the number of times the number qualify for the class limits. The 3rd option is correct
The answer is :
class limits Frequency
41-50 2
51-60 3
61-70 4
71-80 6
81-90 7
91-100 3
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Question 6 recent statistics exam yielded the following 25 scores. Construct a grouped frequency distribution with...
A recent statistics exam yielded the following 25 scores. Construct a grouped frequency distribution with the...
A recent statistics exam yielded the following 25 scores. Construct a grouped frequency distribution with the class limits shown below. 68 86 72 60 70 60 81 63 69 98 89 81 51 71 81 76 82 74 92 53 80 78 41 82 97 41-50 51-60 61-70 71-80 81-90 91-100 41-50 51-60 61-70 Blackboard Class Limits Frequency 41-50 51-60 61-70 71-80 81-90 91-100 4 Class Limits Frequency 41-50 51-60 61-70 71-80 81-90 91-100 Class Limits Frequency 41-50 51-60 61-70...
Blackboard Question 7 A recent statistics exam yielded the following 10 scores. Construct a frequency polygon...
Blackboard Question 7 A recent statistics exam yielded the following 10 scores. Construct a frequency polygon distribution using the class limits shown below 80, 99, 77, 67,93,71, 76, 86, 79, 71 lass Limits |dpointsTally Frequeny 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard Scores 4 2 1 55.5 65.5 75.5 85.5 95.5 105.5 Scores 5 4 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5...
4) Use the following data to: a. Fill in the frequency table (15 points) b. Find...
4) Use the following data to: a. Fill in the frequency table (15 points) b. Find the relative frequency of each class, rounded to two decimal points (15 points) c. Create an appropriate frequency histogram on the graph provided. (10 points) 70 67 88 93 100 72 8 90 85 91 62 75 8780 81 55 60 63 95 81 Class |Frequency |Rel. Freq 51 - 60 61-70 71-80 81-90 91-100 51-60 61-70 71-80 81-90 91-100 Class
RANGES FREQUENCY RELATIVE FREQUENCY CUMULATIVE REL. FREQ. 1 - 10 11 - 20 21 - 30 31 - 40...
RANGES
FREQUENCY
RELATIVE FREQUENCY
CUMULATIVE REL. FREQ.
1 - 10
11 - 20
21 - 30
31 - 40
41 - 50
51 - 60
61 - 70
71 - 80
81 - 90
91 - 100
'= 100 DATA
VALUES??
SO, WHAT DOES A FREQUENCY TABLE TELL US?
If
you wrote each of the above data values on a ping pong ball,, put
them in a jar and blindly pulled one out:
What is the probability that this ball...
Provide an appropriate response. 11) 11) The scores on a recent statistics test are given in...
Provide an appropriate response. 11) 11) The scores on a recent statistics test are given in the frequency distribution below. Construct the corresponding relative frequency distribution. Round relative frequencies to the nearest hundredth of a percent if necessary. Scores Frequency 0-60 61-70 71-80 81-90 4 91-100 Relative Scores Frequency 0-60 15.5% 61-70 22.1% 71-80 31.3% 81-90 16.2% 91-100 14.9% Relative Scores Frequency 0-60 0.21% 61-70 0.24% 71-80 0.55% 81-90 0.03% 91-100 -0.03% D) Relative Scores Frequency 0-60 12.5% 61-70 20.1%...
Consider the below matrixA, which you can copy and paste directly into Matlab.
Problem #1: Consider the below matrix A, which you can copy and paste directly into Matlab. The matrix contains 3 columns. The first column consists of Test #1 marks, the second column is Test # 2 marks, and the third column is final exam marks for a large linear algebra course. Each row represents a particular student.A = [36 45 75 81 59 73 77 73 73 65 72 78 65 55 83 73 57 78 84 31 60 83...
A recent statistics exam yielded the following 1 80, 99, 77, 67, 93, 71, 76, 86,...
A recent statistics exam yielded the following 1 80, 99, 77, 67, 93, 71, 76, 86, 79, 71 0 scores. Construct a frequency polygon distribution using the class limits shown below. ts | Mi dpointsTally Frequency 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores 3.3 03.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5 95.5 105.5 Scores 아 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5...
Consider the data presented below of a dataset of midterm exam scores from last year’s stats...
Consider the data presented below of a dataset of midterm exam scores from last year’s stats class. Do the following: Group them into a frequency distribution employing a class width of i = 10. Create a summary table showing: The class intervals The upper and lower real limits of each class interval The midpoints of each class interval The grouped frequency distribution of each class interval The cumulative frequency for each class interval The cumulative proportion of each class interval...
10 p polygon distribution using the class limits shown below. A recent statistics exam yielded the...
10 p polygon distribution using the class limits shown below. A recent statistics exam yielded the following 10 scores, Construct a frequency 80, 99, 77, 67, 93,71,76, 86, 79,71 ClassLimits_dpotts↓ Tally -requency 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores 5.5 65.5 75.5 85.5 95.5 105.5 Scores 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores 6 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5 95.5 105.5...
Use the Grouped Distribution method for the following exercise (see Self-Test 2-4 for detailed instructions), rounding...
Use the Grouped Distribution method for the following exercise (see Self-Test 2-4 for detailed instructions), rounding each answer to the nearest whole number. Using the frequency distribution below (scores on a statistics exam taken by 80 students), determine:ion 1 of the preliminary test (scores on a statistics exam taken by 80 students), determine: 68 84 75 82 68 90 62 88 76 93 73 79 88 73 60 93 71 59 85 75 61 65 75 87 74 62 95...
A recent statistics exam yielded the following 25 scores. Construct a grouped frequency distribution with the class limits shown below. 68 86 72 60 70 60 81 63 69 98 89 81 51 71 81 76 82 74 92 53 80 78 41 82 97 41-50 51-60 61-70 71-80 81-90 91-100 41-50 51-60 61-70 Blackboard Class Limits Frequency 41-50 51-60 61-70 71-80 81-90 91-100 4 Class Limits Frequency 41-50 51-60 61-70 71-80 81-90 91-100 Class Limits Frequency 41-50 51-60 61-70...
Blackboard Question 7 A recent statistics exam yielded the following 10 scores. Construct a frequency polygon distribution using the class limits shown below 80, 99, 77, 67,93,71, 76, 86, 79, 71 lass Limits |dpointsTally Frequeny 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard Scores 4 2 1 55.5 65.5 75.5 85.5 95.5 105.5 Scores 5 4 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5...
4) Use the following data to: a. Fill in the frequency table (15 points) b. Find the relative frequency of each class, rounded to two decimal points (15 points) c. Create an appropriate frequency histogram on the graph provided. (10 points) 70 67 88 93 100 72 8 90 85 91 62 75 8780 81 55 60 63 95 81 Class |Frequency |Rel. Freq 51 - 60 61-70 71-80 81-90 91-100 51-60 61-70 71-80 81-90 91-100 Class
RANGES
FREQUENCY
RELATIVE FREQUENCY
CUMULATIVE REL. FREQ.
1 - 10
11 - 20
21 - 30
31 - 40
41 - 50
51 - 60
61 - 70
71 - 80
81 - 90
91 - 100
'= 100 DATA
VALUES??
SO, WHAT DOES A FREQUENCY TABLE TELL US?
If
you wrote each of the above data values on a ping pong ball,, put
them in a jar and blindly pulled one out:
What is the probability that this ball...
Provide an appropriate response. 11) 11) The scores on a recent statistics test are given in the frequency distribution below. Construct the corresponding relative frequency distribution. Round relative frequencies to the nearest hundredth of a percent if necessary. Scores Frequency 0-60 61-70 71-80 81-90 4 91-100 Relative Scores Frequency 0-60 15.5% 61-70 22.1% 71-80 31.3% 81-90 16.2% 91-100 14.9% Relative Scores Frequency 0-60 0.21% 61-70 0.24% 71-80 0.55% 81-90 0.03% 91-100 -0.03% D) Relative Scores Frequency 0-60 12.5% 61-70 20.1%...
A recent statistics exam yielded the following 1 80, 99, 77, 67, 93, 71, 76, 86, 79, 71 0 scores. Construct a frequency polygon distribution using the class limits shown below. ts | Mi dpointsTally Frequency 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores 3.3 03.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5 95.5 105.5 Scores 아 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5...
10 p polygon distribution using the class limits shown below. A recent statistics exam yielded the following 10 scores, Construct a frequency 80, 99, 77, 67, 93,71,76, 86, 79,71 ClassLimits_dpotts↓ Tally -requency 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores 5.5 65.5 75.5 85.5 95.5 105.5 Scores 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores 6 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5 95.5 105.5...
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