Equations
For equations calculation, please enter numerical data separated with a comma (or space, tab, semicolon, or newline). For example: 10 20 30 40 50 60 70 80 90 100Calculation:
Statistical file:{5, 630}
Other statistical characteristics:
Average (mean): μ=317.5Absolute Deviation Calculator: 625
Mean Deviation Calculator: 312.5
Minimum: 5
Maximum: 630
Variance: 97656.25
Standard deviation σ=312.5
Corrected sample standard deviation s=441.94173824159
Coefficient of Variation Calculator cV=1.3919424826507
Signal-to-Noise Ratio (SNR) Calculator SNR=0.71842048968553
Median: 317.5
Quartile Q1: 473.75
Quartile Q2: 317.5
Quartile Q3: 630
1st decile: 192.5 (Too few data to calculate deciles)
2nd decile: 380
3rd decile: 567.5
4th decile: 130
5th decile: 317.5
6th decile: 505
7th decile: 630
8th decile: 630
9th decile: 630
Interquartile range IQR: 156.25
Quartile Deviation QD: 78.125
Coefficient of Quartile Deviation CQD: 0.14156285390713
Lower fence: 239.375
Upper fence: 864.375
Set of outliers: {5}
Interdecile range IDR: 437.5
Mode: {5, 630} - multimodal
Geometric mean: 56.124860801609
Harmonic mean: 9.9212598425197
Sum: 635
Sum of squares: 195312.5
Sum of absolute values: 635
Average absolute deviation: 312.5
Range: 625
Frequency Table Calculator:
| element | frequency | cumulative frequency | relative frequency | cumulative relative frequency |
|---|---|---|---|---|
| 5 | 1 | 1 | 0.5 | 0.5 |
| 630 | 1 | 2 | 0.5 | 1 |
Count items: 2
Calculation of normal distribution
Sorted statistic file: {5, 630}
How do you enter data as a frequency table?
Simple. Write data elements (separated by spaces or commas, etc.), then write f: and further write the frequency of each data item. Each element must have a defined frequency that counts numbers before and after the symbol f: must be equal. For example:1.1 2.5 3.99
f: 5 10 15
How to enter grouped data?
Grouped data are formed by aggregating individual data into groups so that a frequency distribution of these groups serves as a convenient means of summarizing or analyzing the data.| group | frequency |
| 10-20 | 5 |
| 20-30 | 10 |
| 30-40 | 15 |
10-20 20-30 30-40
f: 5 10 15
How to enter data as a cumulative frequency table?
Similar to a frequency table, but instead, f: write cf: in the second line. For example:10 20 30 40 50 60 70 80
cf: 5 13 20 32 60 80 90 100
The cumulative frequency is calculated by adding each frequency from a frequency distribution table to the sum of its predecessors. The last value will always equal the total for all observations since the calculator will have already added all frequencies to the previous total.
Practice problems from statistics:
- Decile
Find the 5.5th decile of the data: 62, 60, 37, 57, 55, 59, 57, 50, 49, 61 - Test scores
Below is a collection of test scores from a class of 20 students. Make 2 histograms of the data. Choose your own horizontal scales as long as you have more than 4 cells in each histogram. 65 70 68 87 98 91 77 85 70 72 86 86 94 95 67 88 77 99 74 71 - Increase the mean
To which number should the number 4 be changed between the numbers 4,5,7, 1,0,9,7,8, -3,5 to increase these numbers' arithmetic mean by 1.25? - Harmonic HM example
Find the harmonic mean of 4 and 8. - Third tests
Third periodical tests are 98, 97, 86, 94, 90, 97, 91, and 94. Find the median of her grades and interpret the result. - The data
The data set represents the number of cars in a town given a speeding ticket daily for ten days. 2 4 5 5 7 7 8 8 8 12 What is the IQR? - Sport shooting During sport shooting with a small-bore rifle, the following scores were achieved in one series: 9, 9, 8, 9, 10, 6, 8, 9, 9, 10, 8, 7, 6. a. Arrange the values in order of size. b. Construct a frequency distribution table and calculate the relative freque
- Employees - statistical
The company has 18 employees aged 26-52. The age groups of the employees are: 3 employees aged 52 years, 2 aged 32 years, 1 ... 26 years old, 5 ... 36 years old, 4 ... 45 years old, and 3 ... 50 years old. Determine the median. - The median 2 Here is a list of numbers: 9.9, 5.9, 3.6, 6.2, 8.9, 0.7, 4.4, 6.7, 9.9, 0.7 State the median. Give your answer as a decimal.
- Measuring data We gradually measured the values of 3,8,13,10,1,13,10,5,3,9. Calculate how much is the sum of the median and average of this file from the mode of this file.
- A Gallup
A Gallup poll investigated whether adults in Mumbai preferred staying at home or going out as their favorite way of spending time in the evening. Out of the 500 adults, the majority of adults (70%) indicated that staying at home was their favorite evening
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