6.4.4. Representing Statistical Data by the Frequency Curve
The following table shows the bonuses received by 75 factory workers in a certain week. What is the number of workers who received a bonus of less than 50 LE?
|Number of Workers||10||5||10||15||25||10||75|
Ghada and Salma recorded the temperatures of 39 cities on a certain summer day. They collected the data forming the following frequency table:
|Temperature (degrees Celsius)||24–||28–||32–||36–||40–||44–||Total|
|Number of Cities||4||5||8||8||5||9||39|
How many cities have a temperature of 36 degrees or higher?Show Solution
The table below shows the frequency distribution of the scores of students in a test. Find the percentage of the number of students whose scores start from 40 marks but do NOT exceed 50 marks.
|The Number of Students||7||4||5||13||3||6||12||50|
The table below represents the daily income of 40 workers in pounds. Find the value of .