Let's See Your Understanding Of Statistics In This Quiz

  • AP Statistics
  • IB Mathematics
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1) Students A,B and C took part in a recent quiz. Student A scored 50 points, Student B scored 60 points and Student C scored 70 points. What is the mean of this quiz?

Explanation

The mean of the students' score is (A's Score + B's Score + C's Score) ÷ (The Number of Students)
= (50 + 60 + 70) ÷ 3
= 60

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About This Quiz
Lets See Your Understanding Of Statistics In This Quiz - Quiz

Explore your grasp of statistics with this engaging quiz! It tests your ability to calculate mean, median, and mode, and understand the broad applications of statistics in various fields, enhancing your analytical skills.

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2) A teacher had 5 students who took a test. Their test scores are as follows: 62, 86, 72, 66, 72. What is the mode of the test?

Explanation

72 is the mode as it is the only number which appears twice, which is the highest number of appearance among the test scores.

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3) Statistics are used in:

A: Studies
B: Sports
C: Polls
D: Food
E: Weather Forecasts

Explanation

Needless to say, statistics are used in Studies, Polls and Weather Forecasts. However some people do not realize that statistics is also involved in Sports and Food. In Sports, the points scored etc. being calculated is a form of statistics, and there are nutrition calculations of food as well which is also a form of statistics. In fact, statistics are used in almnost everything!

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4) 7 Contestants of a Science Competition have reached the semi-finals. After the semi-finals, their score are of below. Those whose score is lower than the median will not be able to enter the finals, so who managed to enter the finals?

Here is the list of contestants:
Andy - 70 Points
Bella - 50 Points
Cindy - 65 Points
Dawn - 90 Points
Edward - 55 Points
Fan - 85 Points
Gerald - 100 Points

Explanation

When you arrange the scores in ascending order, Andy's score is in the middle, which is the median. Thus, those whose scores are equal to Andy's or higher would be able to enter the finals.

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5) Statistics are used to:

A: Analyze a numerical data
B: Find out more from a certain numerical data
C: Help us learn better

Explanation

Statistics are used to analyze a numerical data, find out more from a certain numerical data and to help us learn better through these processes.

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Students A,B and C took part in a recent quiz. Student A scored 50 ...
A teacher had 5 students who took a test. Their test scores are as ...
Statistics are used in:A: StudiesB: SportsC: PollsD: FoodE: Weather...
7 Contestants of a Science Competition have reached the semi-finals. ...
Statistics are used to:A: Analyze a numerical dataB: Find out more...
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