5- Calculate the variability. Use the frequency distribution table given to answer the items below it: Use the frequency distribution table given to answer the items below it:w mw w mww mX8.776.444а.What is the X?w m ww mb. What is the EX??w w m ww vС.What is the sum of squares (SS)?w w m ww vww wmd. What is the sample variance (s?)?ww ww mе.What is the standard deviation(s)?w w m ww v

Answered: Image /qna-images/answer/e6947453-8039-4d53-9133-c9d852502159.jpg

Answered: Use the frequency distribution table…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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We need to construct a frequency distribution for a certain variable in statistics in order to . Select one: A. Organize the collected data for the variable. O B. Present the behavior of the variable in graphic form Identify the classes of the variables. D. Options A and B O E. Options A and C
Richard’s doctor had told him he needed to keep track of his blood sugar readings. Listed below are his 20 latest readings. He wanted to create a visual aid for himself in order to see how his blood sugar was doing. 75 125 110 82 178 209 150 130 120 142 90 98 107 163 135 129 147 152 110 100 A. Create a frequency distribution table for the given data set. B. Create a histogram for the data set. C. Describe the distribution of the data.
An HP laser printer is advertised to print text documents at a speed of 18 ppm (pages per minute). The manufacturer tells you that the printing speed is actually a Normal random variable with a mean of 17.57 ppm and a standard deviation of 3 ppm. Suppose that you draw a random sample of 11 printers. Part i) Suppose the number of printers drawn is quadrupled. How will the standard deviation of sample mean printing speed change? O A. It will decrease by a factor of 4. OB. It will increase by a factor of 4. O C. It will increase by a factor of 2. O D. It will decrease by a factor of 2. OE. It will remain unchanged. Part ii) Suppose the number of printers drawn is quadrupled. How will the mean of the sample mean printing speed change? O A. It will decrease by a factor of 2. O B. It will decrease by a factor of 4 O C. It will increase by a factor of 4. O D. It will increase by a factor of 2. OE. It will remain unchanged. Part iii) Consider the statement: 'The distribution of the mean…
3:34 İ. Construct a simple frequency distribution for grouped data; display your findings in a table (number of intervals should be 5) ii. Add a column to your table with the cumulative frequency (bottom up). iii. Add a column to your table with the relative frequency. iv. Add a column to your table with the relative percent. v. Add a column to your table with the cumulative percent. vi. Construct a histogram that distributes the intervals along the horizontal scale (x-axis) and list the frequency of scores in each interval on the vertical scale vii. Construct an Ogive for this data. Grade 95 94 65 77 69 45 54 88 75 39 15 56 63 93 84 70 63 52 79 81 87 69 99 48 65 83 44 5G 91 35 57 60
Construct a frequency distribution and a frequency histogram for the data set using the indicated number of classes. Describe any patterns. Number of classes: 8 Data set: Finishing timės (in seconds) of 20 male participants in a 5K race 1719 1634 1572 1475 2296 1446 1251 1803 1593 1778 1956 1525 1824 1617 1306 1822 2019 2082 1579 1478
Complete the Frequency Distribution Table Then find : 1.Mediator 2. Tenth percentile 3. The seventh tithe Repetition Category Center Categories Real boundaries of classes 1 35.5 45.4 55.5 15 65.5 25 75.5 20 85.5 12 95.5
Profits per shop Number of shop 0–100- 12 100–200 18 200-300 27 300–400 20 400–500 17 500-600 06
In the frequency distribution below, the first column (class limits) gives the age ranges (in years) of people who participate in a survey. The second column gives the frequency for each age range. a. Determine the class width. If needed, you can use the space below the table. b. Complete the rest of the frequency distribution. For the relative frequency column, round your answers to 2 decimal places. Class Limits Frequency Class Boundaries Class Midpoints Relative Frequency Cumulative Frequency 18-26 16 27-35 24 36-44 38 45-53 34 54-62 26 63-71 12 Total 150
The included table presents the percentage of each state’s residents who were living in poverty in 2002. The data includes a data value for the District of Columbia so there are 51 data values. Create a Frequency distribution and Cummultaive distribution of these data using EXCEL/ SPREADSHEET. Generate the following: Barchart of the Frequency Distribution Ogive of the Cummulative Distribution
Identify the lower class limits, upper class limits, class width, class midpoints, and class boundaries for the given frequency distribution. Also identify the number of individuals included in the summary.complete a-f a. Identify the lower class limits. b. Identify the upper class limits. c. Identify the class width. d. Identify the class midpoints. e. Identify the class boundaries. f. Identify the number of individuals included in the summary.
Answer it, thank you very much...
To display the distribution of grades (A, B, C, D, F) in a course, it would be correct to use which of the following? A histogram A stemplot A bar chart A quantitative pie chart A time plot

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Use the frequency distribution table given to answer the items below it: w m w m m 2 7 7 4 4 4 а. What is the EX? w m m ww m b. What is the EX? ww mm w ww m C. What is the sum of squares (SS)? ww m ww wwm d. What is the sample variance (s²)? e. What is the standard deviation(s)? w m m ww