Volleyball · Level 6: Advanced · Sub-level 6.1
Statistics and Efficiency
10 tests · 100 facts · updated 25 October 2026 · markdown
Attack efficiency and kill percentage, figures per set, errors, block statistics, the setter's numbers, small samples, comparing players fairly, team statistics after a match and statistics in practice.
Each test below is ten questions on Insporta. The list under a test is what the questions check: one fact per question, with the source it was written from. Read it before the test, or come back from a wrong answer.
Test 1Attack efficiencyTake a test
A blocked attack costs the point, so it counts against the hitter.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Efficiency subtracts errors, so it shows what each swing was worth.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
(12 - 4 - 2) / 30 = 6 / 30 = .200.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Below zero means her errors outweighed her kills.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Hitters who get the high balls from bad passes face bigger blocks.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Out-of-system balls meet a well-formed block.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A hitter may score well in some rotations and poorly in others.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Count, subtract, then divide.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Higher numbers mean more points per swing.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Efficiency is kills minus errors and blocks, over attempts.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 2Kill percentageTake a test
Kill percentage is the share of swings that scored.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Kill percentage ignores errors and blocked attacks.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
15 / 30 = 0.5, or 50%.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
The gap between them reveals how many swings went wrong.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Quicks from good passes often score at a high rate.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Quick sets depend on a pass close to the net.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Two kills in two swings is 100% but says little.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Same attempts, so more kills means a higher percentage.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Efficiency includes errors; total kills ignores attempts too.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Equal kills, fewer errors: higher efficiency.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 3Figures per setTake a test
Per-set figures make players comparable.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
12 / 4 = 3 blocks per set.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Award rankings such as best blocker use averages per set.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A single good or bad set can distort an average.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Aces per set show who scores most from the line.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A 15-point fifth set lowers the average per set.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Soft shots go over or around the block instead of into it.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
2.5, 1.5 and 1.0 blocks per set.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Total, sets, then divide.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Award tables for blocking rank players by average per set.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 4ErrorsTake a test
Fewer mistakes usually mean a team has found its rhythm.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
An unforced error comes from an easy situation.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Tough serving brings misses but also aces and poor passes.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A risky serve and a forced attack need different fixes.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Shots and tools can replace risky hard hits.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Points from opponents' errors were given, not won.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Risky serves are accepted; a rotation fault never helps.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Count, find, train and recount.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
More errors than kills hands points to the opponents.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 5Block statisticsTake a test
A stuff block ends the rally with a point.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A touched ball is slower and easier to dig.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Fast sets beat the block before it can form.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Middles block in all three front-row rotations across the net.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A block that takes away shots helps diggers win rallies.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Faults while blocking count as block errors.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A low opponent efficiency shows the block and defence did their job.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
From a point to a fault.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Middles block most; small setters block least.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
A shared stuff block is often split between the blockers.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 6The setter's numbersTake a test
Good passes allow quick, hard-to-block sets.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Without a kill, a good set earns no assist.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Distribution shows how well the setter reads the game.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Good sets lead to higher efficiency for her hitters.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Easy kills raise assists whatever the set quality.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Distribution is how she spread her sets.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Using the middle stops the block from leaning outside.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Pass, set, kill and the assist.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Choices show decisions; assists depend most on hitters.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
A set leading to a kill is an assist.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 7Small samplesTake a test
A few appearances give too little data to judge.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A handful of swings cannot show a true level.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Over many serves her rate will settle much lower.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
More data gives a steadier picture.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Scoring against a weak block is easier.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
One match may not reflect real progress.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Context such as set quality is not always in the numbers.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
More data means more trust.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Notice, count, compare and watch.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
A single set is the smallest sample.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 8Comparing players fairlyTake a test
Passing quality is the heart of the libero's job.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Per-set and efficiency figures adjust for playing time.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Bad passes lead to high balls against full blocks.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A high rating on few balls means less than on many.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A setter fed poor passes cannot run fast plays.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Blocking and drawing blockers are not counted as kills.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Numbers mean more when read against each player's job.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Same role and a fair measure is best; different roles, worst.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Role, fair figure, context, then compare.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
A libero does not attack, so kills do not show her value.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 9Team statistics after a matchTake a test
Failing to side out usually explains a loss.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
The better attacking team often wins.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Points also come from serving, blocking and opponents' errors.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Predictable sets let the block form in time.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Points won on serve, against errors made, sum up the serving.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Errors can cancel out a team's kills.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Players can work on a short list of clear points.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Side-out, attack, serve and block, then priorities.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Attacks score most; aces are usually fewest.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
The split shows each skill's share of the team's points.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Test 10Statistics in practiceTake a test
One quick number per pass keeps the drill moving.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
A number gives the drill a goal to reach.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Seeing progress encourages players.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Slow recording would interrupt the drills.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Steady passing in practice predicts match passing.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Some players do better in practice than in matches.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Someone off the court can mark a few numbers.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · recall
Skill, target, record and review.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
A higher average is harder to reach.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Practice numbers show whether skills improve.
Source: FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references · applied
Sources
FIVB Coaches Manual (Levels I-II) and general coaching references; original questions authored, nothing reproduced. Numbered FIVB rules belong to the Rules category.
- FIVB Coaches Manual (Levels I-II), FIVB statistics, general coaching references100