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Data management: probability distributions for continuous
variables question 65. Here is a list of mr.bushkin’s night...
65 Here is a list of marks for Mr. Bushkin's night-school class: 76 84 40 55...
65 Here is a list of marks for Mr. Bushkin's night-school class: 76 84 40 55 89 61 80 81 51 71 57 65 87 42 15- 50 22 78 93 83 98 77 82 41 86 40 90 -52 Set up a frequency polygon for the data. (4 marks) 53 70 66 51 92 a) b) You'll notice that the frequency polygon incorporates two of the continuous distributions you learned about in this lesson. What are they? (2 marks)...
(9 marks) 6) The data below shows the mass of 40 students in class. The measurement...
(9 marks) 6) The data below shows the mass of 40 students in class. The measurement is the nearest kg. 55 70 57 73 55 64 60 48 59 72 58 54 69 51 63 78 75 64 65 57 71 78 76 62 66 62 61 53 67 49 76 63 63 76 52 76 71 61 56 71 A) Construct a frequency distribution table with 7 classes for the data given above? B) Draw the histogram for the...
If two distributions have the same range, then what must be equal? a) their high and...
If two distributions have the same range, then what must be equal? a) their high and low data values 2. In a skewed distribution, the median is preferred over the mean as a measure of the center because a) the median is the most frequent number 3. If a distribution has a mean of 9 and five of the six data values are 6, 8, 11, 15, and 18, then the missing data value is: a) 0 4. Gail received...
1. If two distributions have the same range, then what must be equal? a) their high...
1. If two distributions have the same range, then what must be equal? a) their high and low data values 2. In a skewed distribution, the median is preferred over the mean as a measure of the center because: a) the median is the most frequent number İfadistribution has a mean of 9 and five ofthe six data values are 6, 8, 11, 15,and18,then the missing data value is: a) 0 4. Gail received a grade of 75 on her...
This Assignment worth 5 marks. Good Luck! 1) (1.5 marks) in a class of 25 students,...
This Assignment worth 5 marks. Good Luck! 1) (1.5 marks) in a class of 25 students, 24 of them took an exam in class and 1 student took a make-up exam the following day. The professor graded the first batch of 24 exams and found an average score of 74 points with a standard deviation of 8.9 points. The student who took the make-up the following day scored 64 points on the exam. (a) Does the new student's score increase...
1) Come up with a single (one) question or problem 2) Think of an example with 30 data points a. ...
1) Come up with a single (one) question or problem
2) Think of an example with 30 data points
a. This data needs to be of a quantitative variable
(numbers).
3) Then proceed to follow the below steps.
example of 30 quantitative data points
Purpose
State how, when, and where data was collected
List of raw data pairs
Frequency distribution (table)
Histogram
Relative percentage polygon
Sample mean
Sample median
Sample mode(s)
Sample range
Sample variance
Sample standard deviation
Coefficient of...
Final Exam 1/13/19 Nam If two distributions have the same range, then what must be a)...
Final Exam 1/13/19 Nam If two distributions have the same range, then what must be a) their high and low data values b) the entire distributions (e) their standard deviations d) the difference between their high and low data values e) their means 1. In a skewed distribution, the median is preferred over the mean as a measure of the center because a) the median is the most frequent number b) the mean may be too heavily influenced by outliers...
Can someone answer 7-11 please Final Exam 1/13/19 Nam If two distributions have the same range,...
Can someone answer 7-11 please
Final Exam 1/13/19 Nam If two distributions have the same range, then what must be a) their high and low data values b) the entire distributions (e) their standard deviations d) the difference between their high and low data values e) their means 1. In a skewed distribution, the median is preferred over the mean as a measure of the center because a) the median is the most frequent number b) the mean may be...
please Answer question 9 and 10 Question 4 answer is : The distribution is not normally...
please Answer question 9 and 10
Question 4 answer is : The distribution is not normally
distributed.
Question 6 answer is : 80%
Question 7 answer is : 92%
Question 8 answer is : 98%
Question: Using the computer (Excel), answer the following 10 questions: Assessing Normality Many times in statistics it is necessary to see if a set of data values is approximately normally dis- tributed. There are special techniques that can be used. One technique is to draw...
Question 15 < > w Here is a sample data set that appears to be nearly...
Question 15 < > w Here is a sample data set that appears to be nearly normal (as suggested by the histogram). 49.4 48.8 63 35 35 33.1 53.7 46.9 36 56.5 52.7 66.8 35 43.5 54.4 42.7 48.6 58 36 37.6 50.6 55.4 46.7 42 51.8 65 50.8 45.3 48.7 51.4 58 52.2 33.6 47.1 43.3 48.6 52.9 42.4 43.5 50.6 58 44.4 49 61.8 61.2 50.4 54.7 40.2 54.2 44.9 44.3 46.7 55.4 54 14 12 Frequency 10...
65 Here is a list of marks for Mr. Bushkin's night-school class: 76 84 40 55 89 61 80 81 51 71 57 65 87 42 15- 50 22 78 93 83 98 77 82 41 86 40 90 -52 Set up a frequency polygon for the data. (4 marks) 53 70 66 51 92 a) b) You'll notice that the frequency polygon incorporates two of the continuous distributions you learned about in this lesson. What are they? (2 marks)...
(9 marks) 6) The data below shows the mass of 40 students in class. The measurement is the nearest kg. 55 70 57 73 55 64 60 48 59 72 58 54 69 51 63 78 75 64 65 57 71 78 76 62 66 62 61 53 67 49 76 63 63 76 52 76 71 61 56 71 A) Construct a frequency distribution table with 7 classes for the data given above? B) Draw the histogram for the...
If two distributions have the same range, then what must be equal? a) their high and low data values 2. In a skewed distribution, the median is preferred over the mean as a measure of the center because a) the median is the most frequent number 3. If a distribution has a mean of 9 and five of the six data values are 6, 8, 11, 15, and 18, then the missing data value is: a) 0 4. Gail received...
1. If two distributions have the same range, then what must be equal? a) their high and low data values 2. In a skewed distribution, the median is preferred over the mean as a measure of the center because: a) the median is the most frequent number İfadistribution has a mean of 9 and five ofthe six data values are 6, 8, 11, 15,and18,then the missing data value is: a) 0 4. Gail received a grade of 75 on her...
This Assignment worth 5 marks. Good Luck! 1) (1.5 marks) in a class of 25 students, 24 of them took an exam in class and 1 student took a make-up exam the following day. The professor graded the first batch of 24 exams and found an average score of 74 points with a standard deviation of 8.9 points. The student who took the make-up the following day scored 64 points on the exam. (a) Does the new student's score increase...
1) Come up with a single (one) question or problem
2) Think of an example with 30 data points
a. This data needs to be of a quantitative variable
(numbers).
3) Then proceed to follow the below steps.
example of 30 quantitative data points
Purpose
State how, when, and where data was collected
List of raw data pairs
Frequency distribution (table)
Histogram
Relative percentage polygon
Sample mean
Sample median
Sample mode(s)
Sample range
Sample variance
Sample standard deviation
Coefficient of...
Final Exam 1/13/19 Nam If two distributions have the same range, then what must be a) their high and low data values b) the entire distributions (e) their standard deviations d) the difference between their high and low data values e) their means 1. In a skewed distribution, the median is preferred over the mean as a measure of the center because a) the median is the most frequent number b) the mean may be too heavily influenced by outliers...
Can someone answer 7-11 please
Final Exam 1/13/19 Nam If two distributions have the same range, then what must be a) their high and low data values b) the entire distributions (e) their standard deviations d) the difference between their high and low data values e) their means 1. In a skewed distribution, the median is preferred over the mean as a measure of the center because a) the median is the most frequent number b) the mean may be...
please Answer question 9 and 10
Question 4 answer is : The distribution is not normally
distributed.
Question 6 answer is : 80%
Question 7 answer is : 92%
Question 8 answer is : 98%
Question: Using the computer (Excel), answer the following 10 questions: Assessing Normality Many times in statistics it is necessary to see if a set of data values is approximately normally dis- tributed. There are special techniques that can be used. One technique is to draw...
Question 15 < > w Here is a sample data set that appears to be nearly normal (as suggested by the histogram). 49.4 48.8 63 35 35 33.1 53.7 46.9 36 56.5 52.7 66.8 35 43.5 54.4 42.7 48.6 58 36 37.6 50.6 55.4 46.7 42 51.8 65 50.8 45.3 48.7 51.4 58 52.2 33.6 47.1 43.3 48.6 52.9 42.4 43.5 50.6 58 44.4 49 61.8 61.2 50.4 54.7 40.2 54.2 44.9 44.3 46.7 55.4 54 14 12 Frequency 10...
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