When a researcher makes a Type II error (concludes that no relationship between the independent and dependent variable exists when in fact it does), this could occur because of which of the following? Select all that apply.

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A Type II error can occur due to an anomalous sample that doesn't represent the population well, unreliable data collection instruments that fail to detect the true effect, or problems with implementing the intervention that prevent the effect from being observed. A large sample size typically reduces the risk of Type II errors.

When a Researcher Makes a Type II Error (Concludes That