Ecommerce search zero-result impact calculator

Calculate total query sessions and zero-result session share with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use total query sessions and zero-result session share to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Query aggregates: query ID, sessions, zero-result sessions, ordering zero-result sessions, ordering nonzero-result sessions
Q,100,20,1,8
Total query sessions
100
Zero-result session share (%)
20
Ordering share among zero-result sessions (%)
5
Ordering share among nonzero-result sessions (%)
10
Nonzero minus zero ordering share (percentage points)
5
Illustrative extra ordering sessions if zero group matched nonzero share
1

Try another scenario

Query aggregates: query ID, sessions, zero-result sessions, ordering zero-result sessions, ordering nonzero-result sessions
Q,100,20,2,8
Total query sessions
100
Zero-result session share (%)
20
Ordering share among zero-result sessions (%)
10
Ordering share among nonzero-result sessions (%)
10
Nonzero minus zero ordering share (percentage points)
0
Illustrative extra ordering sessions if zero group matched nonzero share
0
Calculation method

Calculation method

Total query sessions

Sum sessions from disjoint query-session aggregates.

Zero-result session share (%)

Zero-result sessions/all sessions×100.

Ordering share among zero-result sessions (%)

Ordering zero-result sessions/zero-result sessions×100.

Ordering share among nonzero-result sessions (%)

Ordering nonzero sessions/(all−zero sessions)×100.

Nonzero minus zero ordering share (percentage points)

Subtract the two supplied cohort rates without asserting causality.

Illustrative extra ordering sessions if zero group matched nonzero share

Zero-result sessions×(nonzero rate−zero rate), signed; undefined if either comparison denominator is zero.

Symbols and units
a
Query aggregates: query ID, sessions, zero-result sessions, ordering zero-result sessions, ordering nonzero-result sessions

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • A supplied-session comparison, not a causal revenue estimate. A visitor can have multiple query sessions; these rows must already use a consistent disjoint counting convention.
Are these inputs private?

These calculations run in your browser. A shared link contains the values you choose to share. Only questions submitted to the separate AI finder are sent to OpenAI.

Further reading

Google Merchant Center: product-data terminology and consistency background ↗

Background reading; this does not imply endorsement or independent review of SumFizz.

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