Meta-analysis is the quantitative, scientific synthesis of research results. Since the term and modern approaches to research synthesis were first introduced in the 1970s, meta-analysis has had a ...

Low statistical power undermines the purpose of scientific research; it reduces the chance of detecting a true effect. Perhaps less intuitively, low power also reduces the likelihood that a ...

Institutional investors face complex decisions—where to allocate capital, which managers to trust, how to weather volatility. These choices can’t rely on instinct alone. They require data, structure, ...

Advertising analysis, a specialized form of market research, has become increasingly common as the costs of promotion have escalated. Because any mistake can be costly, analysis is done at every stage ...

Business owners are constantly gathering information to help develop strategies to improve marketing and sales. Ultimately, the goal is to improve the bottom line, with better targeting of a company's ...

At the center of the Pew Research Center’s mission is a commitment to measuring public attitudes on key issues and documenting differences in attitudes between demographic and political groups. An ...

The U.S. stock market has performed admirably so far in 2025. Stocks, as measured by the S&P 500, have appreciated more than 10% as of Sept. 4. The Dow Jones Industrial Average and the Nasdaq have ...

The regulatory bodies charged with managing and conserving fisheries across two-thirds of the world's oceans are threatening ...