The following histogram shows the exam scores for a Prealgebra class. Use this histogram to answer...
The following histogram shows the exam scores for a Prealgebra class. Use this histogram to answer the questions. Prealgebra Exam Scores
Scores 70.5 75.5 80.5 85.5 90.5 95.5 100.5
Frequency 0 4 8 12 16 20 24
Scores the kids tested 7 1 2 11 9 15
Find the upper class limit of the fourth class.?
Find the class width for this histogram?
Find the percentage of students that scored higher than 70.5. Round your answer to the nearest percent?
Homework Answers
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The following histogram shows the exam scores for a Prealgebra
class. Use this histogram to answer...
The following histogram shows the exam scores for a Prealgebra class. Use this histogram to answer...
The following histogram shows the exam scores for a Prealgebra
class. Use this histogram to answer the questions. Prealgebra Exam
Scores
Scores 70.5, 75.5, 80.5, 85.5, 90.5, 95.5, 100.5
Frequency 0, 4, 8, 12, 16, 20, 24
Step 1 of 5: Find the number of the class containing the largest
number of exam scores (1, 2, 3, 4, 5, or 6).
Step 2 of 5: Find the upper class limit of the third class. Step
3 of 5: Find the...
The following histogram shows the exam scores for a Prealgebra class. Use this histogram to answer...
The following histogram shows the exam scores for a Prealgebra class. Use this histogram to answer the questions. Prealgebra Exam Scores Scores 70.5, 75.5, 80.5, 85.5, 90.5, 95.5, 100.5 Frequency 0, 4, 8, 12, 16, 20, 24 Step 1 of 5: Find the number of the class containing the largest number of exam scores (1, 2, 3, 4, 5, or 6). Step 2 of 5: Find the upper class limit of the third class. Step 3 of 5: Find the...
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...
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...
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...
The final exam scores in a business class were normally distributed with a mean of 80.5%...
The final exam scores in a business class were normally distributed with a mean of 80.5% and a standard deviation of 4. Find the probability that a randomly selected student scored less than 73.9%.
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...
Consider the following scatterplot, regression equation, and correlation of midterm and final exam scores for a...
Consider the following scatterplot, regression equation, and correlation of midterm and final exam scores for a class of 15 students. Which of the following are true statements? Select one answer ı points Y ะ 90.6-0.489x , r -0.602 110 100 90 80 , 5어 2 20 40 60 80 100 Mdterm Exam Score I. The same number of students scored 100 on the midterm exam as scored 100 on the final exam. II. Students who scored higher on the midterm...
Prealgebra Exam Scores Frequency 705 755 805 905 855 Scores Step 3 of 5: Find the...
Prealgebra Exam Scores Frequency 705 755 805 905 855 Scores Step 3 of 5: Find the class width for this histogram, Tables Keypad
help B-E 2. The incomplete frequency distribution table given below represents the score of an exam...
help B-E
2. The incomplete frequency distribution table given below represents the score of an exam in a math class. (a) (5 points) Complete the frequency distribution table below Class Class Class Class Cumulative Percentage Limits Boundaries Midpoint Frequency Frequency Frequency 154.5, 55-67 61 167.5 4 10.00% 675, 68 80 9 180.5 174 13 122.50% 1- 93/80.5, 16 140.00% 81 187 193.5 29 193.5 100 11 106.5 40 27.50 (b) (2 points) Find the class width for this frequency distribution...
The following histogram shows the exam scores for a Prealgebra
class. Use this histogram to answer the questions. Prealgebra Exam
Scores
Scores 70.5, 75.5, 80.5, 85.5, 90.5, 95.5, 100.5
Frequency 0, 4, 8, 12, 16, 20, 24
Step 1 of 5: Find the number of the class containing the largest
number of exam scores (1, 2, 3, 4, 5, or 6).
Step 2 of 5: Find the upper class limit of the third class. Step
3 of 5: Find the...
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...
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...
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 following scatterplot, regression equation, and correlation of midterm and final exam scores for a class of 15 students. Which of the following are true statements? Select one answer ı points Y ะ 90.6-0.489x , r -0.602 110 100 90 80 , 5어 2 20 40 60 80 100 Mdterm Exam Score I. The same number of students scored 100 on the midterm exam as scored 100 on the final exam. II. Students who scored higher on the midterm...
Prealgebra Exam Scores Frequency 705 755 805 905 855 Scores Step 3 of 5: Find the class width for this histogram, Tables Keypad
help B-E
2. The incomplete frequency distribution table given below represents the score of an exam in a math class. (a) (5 points) Complete the frequency distribution table below Class Class Class Class Cumulative Percentage Limits Boundaries Midpoint Frequency Frequency Frequency 154.5, 55-67 61 167.5 4 10.00% 675, 68 80 9 180.5 174 13 122.50% 1- 93/80.5, 16 140.00% 81 187 193.5 29 193.5 100 11 106.5 40 27.50 (b) (2 points) Find the class width for this frequency distribution...
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