Learn / Experienced · Markets and Risk

Judging a claim about price

You will meet confident claims about crypto prices constantly: on social media, in videos and in group chats. This module does not predict anything and will not tell you what to buy. It gives you a toolkit for testing a claim, so you are harder to rush.

Our examples use made-up numbers to show the method. If you are not sure what a figure means, revisit What is market cap? first.

Education only, not financial advice. Examples use made-up numbers, not live prices.

Start with who is talking

Ask what the speaker gains if you believe them. A person selling a course, a coin they hold, or a trading service has a reason to sound sure. That does not make them wrong, but it should lower how much weight you give to certainty. Honest analysts talk in ranges and conditions; promoters talk in guarantees.

How big is the sample?

“Every time X happened, the price went up.” How many times has X happened? Bitcoin has had four halvings so far. Four events is far too few to treat as a law, especially when each one took place in a different market with different participants. A pattern that fits a handful of points can easily be coincidence. Treat small samples as stories, not rules.

Who is missing from the story?

Survivorship bias means you hear mostly from winners. Posts about a coin that went up are shared widely; the thousands of tokens that faded away have no fans left to write about them. When someone shows you a list of success stories, ask how many projects started and how many of them you cannot find anymore.

Loss arithmetic

Percentages are not symmetric. If something falls by half, it must double to get back to where it was. If it falls 90 percent, it needs to rise tenfold. Such deep drops have happened in crypto before. The practical idea is simple: only commit an amount that you could see fall by half without it changing your life, and never money you need soon, such as rent or school fees.

Liquidity: can you actually sell?

The price on a screen is the price of the last small trade. With a very small market cap or thin trading volume, selling a larger amount can push the price much lower, and you may not find a buyer at all. Look at volume and market depth, not just the headline number.

Leverage and borrowed money

Leverage means trading with borrowed funds to magnify results. It magnifies losses equally, and a small move against you can wipe out your whole position automatically. Many people who are shown gains from leverage are not shown the accounts that were liquidated. For an everyday learner, leverage is a reason to step back.

A six-question checklist

• Who benefits if I believe this?
• How many examples support it, and how different were they?
• What is not shown? Failures, costs, taxes, fees.
• What would prove it wrong? If nothing could, it is a belief, not an analysis.
• Can I sell if I am wrong, and how much would it cost to do so?
• What is the worst case and could I live with it?

A Caribbean angle

Scams that promise guaranteed returns have used local communities and group chats before, because trust between friends travels fast. A claim that is spread by someone you know is still just a claim. The Trinidad and Tobago Securities and Exchange Commission and the Central Bank have both issued public cautions about investment schemes; check their websites for current warnings and read Module 8 for the rules.

Worked example: testing a claim step by step

Take an invented claim: “This coin will triple by December because a big upgrade is coming, and an influencer I follow is buying.” Run the checklist and write one answer per line.

Who benefits? The influencer may hold the coin and gain if others buy, and the post may be sponsored. How many examples? “Upgrades lift prices” rests on a handful of stories, and many upgrades have passed with no price effect that anyone could separate from the rest of the market. What is not shown? Fees, the coins that had upgrades and fell, and the date by which the claim can be checked. What would prove it wrong? If the claim names no date, no measure and no condition, nothing can, so it is a belief rather than an analysis.

Can I sell? Check volume and market cap using the lesson on market cap. What is the worst case? Suppose the amount fell by half: could you live with that? If you cannot answer, the position is too large. Notice that at no point did we decide whether the price would rise. We only judged how much weight the claim deserved, which is the only thing a learner can honestly do.

Common mistakes

Mistaking a pattern for a cause. Two things moving together does not mean one caused the other.

Trusting certainty. The more certain the speaker, the more you should ask.

Judging by recent results. A short run says little about the future.

Skipping costs. Fees and spreads quietly reduce outcomes.

Try it yourself

Find one price claim from the last week, for example “this coin will double after the next upgrade”. Run the six-question checklist on it and write one line for each answer. Do not look up what happened afterwards until you have finished; then compare your notes to the outcome. Keep the notes for next time.

Keep in mind

• We make no predictions. You are practising how to question them.
• Small samples and missing failures make patterns look stronger than they are.
• Never use money you need soon, and avoid borrowing to trade.
• Not financial advice.

Key terms from this lesson

• Survivorship bias — judging from successes because failures are no longer visible.
• Drawdown — a fall from a previous high.
• Liquidity — how easily an asset can be sold without moving its price.
• Leverage — trading with borrowed money.
• Liquidation — an automatic closing of a leveraged position after losses.
• Sample size — how many examples a claim rests on.

Sources and credits

• CoinGecko: Bitcoin halving — dates showing only four halvings so far
• Trinidad and Tobago Securities and Exchange Commission — public cautions and investor education
• Central Bank of Trinidad and Tobago — public statements on virtual currencies
• Our lesson: What is market cap? — size versus price
• Investor.gov: U.S. SEC Office of Investor Education — general investor education and fraud warnings

Explained in our own words from these sources. Figures are approximate and reported by the sources named; check them yourself. Education only, not financial advice.

Module quiz

3 questions. Tap an answer to see if you are right and why. Get 2 right to complete the module.

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