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The Mean, Median, Mode and Range - Revision Quiz 1

Question 1 of 6

Max played in a golf tournament. His average score for the 5 rounds was 71. If the scores in his first three rounds were 72, 66,78 and 70, what was his score in the fifth round?

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The Mean, Median, Mode and Range - Revision Quiz 1

Question 2 of 6

Elise’s average mark for four maths exams is 78%. Can Elise score enough marks in a fifth exam so that her average mark increases to 85%?

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The Mean, Median, Mode and Range - Revision Quiz 1

Question 3 of 6

The dot plot shows the number of goals scored by a soccer team during the season.

a) Identify the outlier value
b) Find the mean correct to one decimal place without the outlier included
c) Find the mean correct to one decimal place with the outlier included
d) Find the median without the outlier included
e) Find the median with the outlier included
f) Which measure (mean or median) is affected by the outlier?

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The Mean, Median, Mode and Range - Revision Quiz 1

Question 4 of 6

From the following table, calculate

a. The mean, correct to two decimal places
b. The range

\[\begin{array}{ | c | c | }
\hline \qquad x \qquad & \qquad f \qquad \\
\hline 23 & 3\\
\hline 24 & 8\\
\hline 25 & 7\\
\hline 26 & 9\\
\hline 27 & 5\\
\hline 28 & 4\\
\hline & \sum f= \\
\hline \end{array}\]

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The Mean, Median, Mode and Range - Revision Quiz 1

Question 5 of 6

From the following table, calculate

a) The mean, correct to one decimal places
b) The mode
c) The range

\[\begin{array}{ | c | c | }
\hline \qquad x \qquad & \qquad f \qquad \\
\hline 18& 3\\
\hline 19& 20\\
\hline 20& 8\\
\hline 21& 15\\
\hline 22&11\\
\hline 23& 7\\
\hline \end{array}\]

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The Mean, Median, Mode and Range - Revision Quiz 1

Question 6 of 6

From the following table, calculate the median

\[\begin{array}{ | c | c | }
\hline \qquad x \qquad & \qquad f \qquad \\
\hline 17& 3\\
\hline 18& 8\\
\hline 19& 20\\
\hline 20& 15\\
\hline 21& 11\\
\hline 22&7\\
\hline \end{array}\]

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NSW Y9 Maths Core NSW Y9 Maths Advanced

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Pythagoras Theorem Working with Numbers Algebra: Expanding and Factorising Trigonometry Indices and Scientific Notation Properties of Geometric Figures Equations Earning Money Coordinate Geometry and Graphs Surface Area and Volume Congruence and Similar Figures Probability Investigating Data Quadratics

The Mean, Median, Mode and Range - Questions

Q 1 More Questions

Question 1

Max played in a golf tournament. His average score for the 5 rounds was 71. If the scores in his first three rounds were 72, 66,78 and 70, what was his score in the fifth round?

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Worked Solution Click to reveal

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