Data Analytics

Guess What? Your gut might just be quicksilver

“Without data you are just another person with another opinion.” ~ William Edward Deming 

About Dr. Deming - The W. Edwards Deming Institute

Setting the Scene: The Westgate Tunnel Project

In 2018, the Westgate Tunnel project buzzed with activity. The air, thick with the scent of fresh earth and machinery, mingled with the tension that hung around the site like a heavy fog. The sound of road-header machines reverberated through the ground, echoing the urgency and ambition behind the project.

The Importance of the Tunnelling Sector in Australia

On cold mornings, I watched construction workers huddled together, clutching warm coffee cups in their hands. Their breaths, visible in the crisp air, mingled with laughter, creating a sense of community.

A busy construction site for the Westgate Tunnel Project in 2018. Workers in high-visibility jackets and hard hats are gathered, holding coffee cups with visible breath in the cold air. Large tunnel machinery and cranes operate in the background with early morning light and dust clouds.

The pressure to perform

The pressure to increase the efficiency of these crucial machines in tunnel construction was palpable, as if the very walls whispered tales of laborers past and dreams of a better-connected future. I was brought in to analyze operational data and find ways to boost productivity.

The site director, a seasoned expert with years of hands-on experience, held a theory he deemed unquestionable:

“Guess what? It’s common sense: people work better in daylight. You’ll see the numbers validate me.”

A rugged site director wearing a hard hat speaks confidently at a construction site. Behind him are faint outlines of machinery and workers. A speech bubble reads, 'Guess what? It’s common sense: people work better in daylight.

 

But I wasn’t there to simply confirm what seemed obvious. That day, my job was to let the data speak.

Is your business stuck in quicksilver’s grip?

The trap of gut feelings

  • How often have you relied on an idea that felt right—an assumption so obvious that no one ever questioned it?
  • Yes, gut feelings, like quicksilver, shimmer with certainty in one moment but then—when tested—shift and reveal something entirely different.
A shiny, quicksilver-like blob morphs into a human silhouette with a glowing center, symbolizing gut feelings. The background shows an office with silhouettes of people, each with question marks in their thought bubbles, creating an uncertain atmosphere.

 

It’s a paradox we all know too well:

  • We trust our instincts, yet those instincts can lead us astray.
  • Especially in companies built on culture and tradition, quicksilver-like assumptions can create real blind spots.

Your team, composed of individuals from diverse backgrounds, brings a wealth of perspectives that can’t always be captured by gut alone. Yet how often do we pause to truly listen—to test those long-held beliefs with data-driven insights?

The power of Data-Driven insights

You deserve more than instinct; you deserve:

  • Data-driven insights that reflect the richness of experiences within your organization.
  • The potential to unleash the full power of your team through informed decisions.

When you embrace this, your business moves forward, grounded in truth, understanding, and inclusion.

Proving the power of Data over Quicksilver Instincts

Analyzing the Data

As I examined the data and interviewed workers from both day and night shifts, I knew this was more than just crunching numbers.vibrant charts and graphs appear, showing growth trends. The scene transitions from dim colors to bright, lively tones, set in an office environment with glowing displays that highlight data-driven insights.

 

  • I’ve spent years in management, leading teams, and navigating the pressures of balancing operational demands while fostering a diverse, inclusive, and high-performing environment.
  • Yes, I’ve felt the stress many of you face.

I’ve encountered the frustration of seeing well-intended ideas caught in corporate bureaucracy.

“It’s the irony of our time: we think we know what works, yet we often find ourselves mired in the very assumptions we believe are solid.”

But I learned something critical: while gut feelings can be useful, they’re not always enough. You must rely on data, facts, and valuable insights to truly grasp what’s happening on the ground.

An Aboriginal character sits at a desk, deeply focused on reviewing data sheets. Digital data lines and graphs float around, creating an immersive scene. The background has shelves with reports and a computer screen displaying analytical charts.

The moment of truth

When I completed the analysis, the results were clear:

  • There was no statistical difference between the day and night shifts.
  • The director’s long-held belief—a theory that had influenced decision-making for years—was wrong.

I wasn’t surprised. This is common in large organizations: it’s easy to revert to what feels familiar.

  • After all, isn’t it comforting to rely on what we think we know?
  • But that’s also where businesses can get stuck.

In today’s fast-paced, data-driven world, relying solely on intuition can be risky.

A close-up of a thoughtful, surprised woman looking at a large monitor displaying 'No statistical difference.' Colleagues in the background subtly nod, with warm lighting emphasizing realization and acceptance.

 

Taking action

  • I’m guessing you haven’t got around to making a decision yet, have you?
  • Unchecked assumptions can hinder your business—both in terms of results and in creating an inclusive environment where every team member’s voice is valued.

This challenge is about more than proving or disproving a theory; it’s about unlocking new ways of thinking—ensuring your team feels heard and supported by data. Because that’s how real, sustainable change happens in organizations like yours.

Turning Assumptions into Actionable Insights

The Reaction

When the data arrived, the site director took the news in stride:

“Looks like I’ve been wrong all this time,” he said with a grin. “Good thing we’ve got the data to direct us.”

And that’s the point:

  • Untested assumptions can limit your business’s potential.
  • It’s not about being right or wrong; it’s about being open to new perspectives, grounded in facts, and working together to challenge the status quo.

Imagine the Alternatives

  • If you continue to rely solely on quicksilver instincts, what opportunities might you miss?
  • What potential could slip through your fingers?

Now, imagine what your business could accomplish if you replaced gut feelings with insights—insights driven by data and enriched by the unique experiences of your team.

A diverse team at a round table, animatedly discussing ideas. A bright lightbulb glows above one participant’s head, symbolizing a new idea. Background charts and boards are highlighted, representing brainstorming and collaboration.

 

How open-minded are you to reaching out for more details on our AI-Driven Predictive Data Analysis training course(Link to course)? I go over this in much more detail, where we delve into techniques for embedding these insights into daily practice.

Don’t miss out on this opportunity to elevate your organization! I bet you are a bit like me, eager to improve and ready to make informed decisions. Because there’s no way to capture all of this in a single blog post, I’m offering one-on-one consultancy to support you in making your business thrive on data-driven insights, inclusivity, and innovation.

A computer screen displays a training program webpage titled 'AI-Driven Predictive Data Analysis' with highlighted buttons like 'Consultancy Available.' A person is seated at a desk typing, with a bright, modern office setting in the background.

 

Further links:

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