Maths-
General
Easy
Question
a) How many students were surveyed?
b) How many people support school uniforms?
c) As a percent to the nearest hundredth, What is the relative frequency of students who support school uniforms?
Hint:
A relative frequency indicates how often a specific kind of event occurs within the total number of observations. It is the type of frequency that uses percentages, proportions and fractions.
The correct answer is: Rounding to the nearest hundredth means the rounding of any decimal number to its nearest hundredth value.
Step 1 of 3:
From the given table, it is clear that a total of 278 + 1726 = 2004 students were surveyed.
Step 2 of 3:
A total of 360 people support school uniform. This includes, 278 students and 82 teachers.
Step 3 of 3:
Relative frequency = , where f & n is the number of times the data occurred and the total number.
The numbers of students are 278.
The total numbers of people are: 278 + 82 + 1726 + 23 = 2109
Thus, the relative frequency is:
= 0.13181
≈ 0.13
That is 13%.
Rounding to the nearest hundredth means the rounding of any decimal number to its nearest hundredth value.
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