Comenius Math and Scien ce Studio

Eating HabitsEating Habits

Comenius Comenius Math and ScienMath and Sciencece Studio Studio

Eating HabitsEating HabitsModusModus

The most frequent value.

Question 1. : Number of meals daily


MedianMedian

The median can be found by arranging all the observation from lowest value to highest value and picking the middle one.

Time 5:30 6:00 6:15 6:20 6:30 6:40 6:45 6:58 7:00 7:10 7:15

Frequency 5 10 3 2 20 1 5 1 53 1 6

7:30 7:45 7:55 8:00 8:30 9:00 9:30 9:40 9:45 10:00 11:00 13:00

11 1 1 10 2 22 2 3 3 16 3 3

Question 2. : Time range (first mail)

92

92

Eating HabitsEating HabitsMedian

pupils


Arithmetic meanArithmetic mean

The arithmetic mean of a list of numbers is the sum of all of the list divided by the number of items in the list.

Question 2. : Time range (first – last meal)


Standard deviationStandard deviation

Is a simple measure of the variability or dispersion of a data set.

Question 4. : Amount of vegetables or fruits weekly


Relative frequencyRelative frequency

The relative frequency can be formulate in per cent.

Question 3. : Breakfast?

Frequency Relative frequency

aged 13 - 15 aged 16 - 20 aged 13 – 15 aged 16 - 20

Yes 24 71 39,34% 57,72%

Irregularly 25 34 40,98% 27,64%

No 12 18 19,67% 14,63%

61 123 100,00% 100,00%


Question 3. : Breakfast?


Polygon of frequencyPolygon of frequency

Question 5: Number of days in one week when I have sweets?

Number of Days weekly 1 2 3 4 5 6 7

Frequency 4 13 17 30 23 14 83


HistogramHistogram

Question 6: Number of days in one week when I have meat

Number of Days weekly 1 2 3 4 5 6 7

Frequency 7 7 17 35 45 38 35


Circle diagramCircle diagram

Question 7: Type of meat which I eat most often

Type of meat Beef Pork Lamb Chicken Other None Relative frequency 3,26% 13,59% 0,54% 79,35% 2,72% 0,54%

Eating HabitsEating HabitsQuestion 10: Kind of drink I have most often

Comenius Math and Scien ce Studio

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