here we find absolute mean deviation about mean. Instead of mean we may use median or mode.
• The frequency distribution of annual salaries are given in the following table. Find; Х 0...
(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...
G12 MDM4U Exam 3. (K/U: 8 marks and T: 8 marks) The following table of data represents the distribution of salaries (in thousands of dollars) in a small company Salary ($1000) 20 22 25 32 35 42 45 50 65 85 No. of employees1 48 10 6 5 2 21T (a) Convert the data into grouped data using five intervals. Show the frequency with the midpoint of each interval. (b) Draw the relative frequency histogram based on the grouped data...
problem 1 for the following frequency distribution table find the following battery life Name: Problem 1 (20 points): . For the following Frequency Distribution table find the followings: 1) Mean, Mode, Median 2) Draw a Boxplot 3) What is the Standard Deviation? 4) Are there any outliers? If there are identify the values Battery life, minutes (x) Frequency (1) 360–369 370-379 380-389 390-399 400-409 410-419 420-429 430–439 Total
A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation. Find the standard deviation of the data summarized in the given frequency distribution. Salary (dollars) Employees $5,001-10,000 16 $10,001-15,000 12 $15,001-20,000 15 $20,001-25,000 11 $25,001-30,000 26
13) The following data represent annual salaries, in thousands of dollars, for 35 employees of a small company. S4 55 55 57 57 59 60 65 65 65 66 68 68 69 69 70 70 70 75 75 75 75 77 82 82 82 88 89 89 91 91 97 98 98 98 (a) (15 pts) Complete the Frequency/Relative Frequency/Cumulative Frequency table below. Fractional values are acceptable. Class Frequency Relative Frequency Cumulative Frequency 54 62 63-71 72-80 81-89 90-98 (2pts)...
Find the mean of the data summarized in the given frequency distribution. 13) The test scores of 30 students are summarized in the frequency distribution below. Find the mean score. Scores Students 20 - 39 1 40 - 59 2 60- 79 5 80- 99 20 100 - 119 2
Find the mean of the data summarized in the given frequency distribution. 13) The test scores of 30 students are summarized in the frequency distribution below. Find the mean score. Scores Students 20 - 39 1 40 - 59 2 60- 79 5 80- 99 20 100 - 119 2
Construct a frequency distribution and a relative frequency histogram for the data set using five classes. Which class has the greatest relative frequency and which has the least relative frequency? Click the icon to view the data set. Data Table Complete the table below. Use the minimum data entry as the lower limit of the first class Frequency, f Retirement ages for a sample of doctors. 52 66 70 5364 60 70 66 69 61 52 71 5860 73 67...
The frequency distribution in the following table lists the results of a quiz given in Professor Gilbert's statistics class. Find the mean, median, and mode of the scores. (Round answer for mean to one decimal place. Enter solutions for mode from smallest to largest. If there are any unused answer boxes, enter NONE in the last boxes.) Score Number of Students 10 5 9 12 8 11 7 10 6 12 5 4 Mean Median Mode Mode
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. n [ (tox?)]- [><f• x))? S= n(n-1) 40-49 50-59 70-79 80-89 Interval Frequency 30-39 3 60-69 18 24 39 8...