Exam code: 4XMAF/4XMAH
Team A and Team B take part in a quiz league.
After 11 rounds, Team A has a mean score per round of 17
After 9 rounds, Team B has a mean score per round of 18
Both teams take part in a further round.
After this round, both teams have a mean score per round of 18.5
In the further round, Team A scored more points than Team B.
How many more?
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The table shows information about the number of eggs in each of 40 birds’ nests.
Number of eggs | Frequency |
|---|---|
0 | 5 |
1 | 14 |
2 | 11 |
3 | 6 |
4 | 3 |
5 | 1 |
Write down the mode.
Find the median.
Work out the total number of eggs.
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The mean number of goals scored by a hockey team in 8 matches is 6
The team plays 2 more matches and scores goals in each match.
The mean number of goals scored by the hockey team in the 10 matches is 7
Work out the value of
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Ian plays 7 games of cricket.
His mean score per game for these 7 games is 42 runs.
Ian is going to play one more game of cricket.
He wants his mean score per game for the 8 games to be exactly 50 runs.
How many runs must he score in his 8th game?
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Pam plays netball for her school team.
Here are the numbers of goals she scored in the last 8 games.
The numbers of goals are written in order of size.
1 1 2 2 3 6 14
Find the range of the number of goals Pam scored.
Find the median number of goals Pam scored
The mean number of goals Pam scored in the 8 games is 5
Work out the value of
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The table gives information about the number of minutes that Abby spent walking each day in September.
Number of minutes (M) | Frequency |
|---|---|
5 | |
6 | |
8 | |
9 | |
2 |
Work out an estimate for the total number of minutes that Abby spent walking in September.
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The table gives information about the number of rewards gained by each of 50 students last term.
Number of rewards | Frequency |
|---|---|
0 | 3 |
1 | 9 |
2 | 15 |
3 | 18 |
4 | 4 |
5 | 1 |
Write down the mode of the number of rewards.
Work out the mean number of rewards.
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The table shows information about the lengths, in minutes, of 50 telephone calls.
Length of telephone call ( minutes) | Frequency |
|---|---|
8 | |
2 | |
6 | |
4 | |
12 | |
18 |
Write down the modal class.
Work out an estimate for the total length, in minutes, of these telephone calls.
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