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  2. Exploratory data analysis - Wikipedia

    en.wikipedia.org/wiki/Exploratory_data_analysis

    To illustrate, consider an example from Cook et al. where the analysis task is to find the variables which best predict the tip that a dining party will give to the waiter. [12] The variables available in the data collected for this task are: the tip amount, total bill, payer gender, smoking/non-smoking section, time of day, day of the week ...

  3. Early childhood education - Wikipedia

    en.wikipedia.org/wiki/Early_childhood_education

    Early childhood education (ECE), also known as nursery education, is a branch of education theory that relates to the teaching of children (formally and informally) from birth up to the age of eight. [1] Traditionally, this is up to the equivalent of third grade. [2] ECE is described as an important period in child development.

  4. Early childhood education in the United States - Wikipedia

    en.wikipedia.org/wiki/Early_childhood_education...

    State, the South Carolina Supreme Court decided that ECE programs were necessary to break the "debilitating and destructive cycle of poverty for low-income students and poor academic achievement." Besides mandating that all low-income children have access to ECE by age three, the court also held that early childhood interventions—such as ...

  5. Trend analysis - Wikipedia

    en.wikipedia.org/wiki/Trend_analysis

    If the trend can be assumed to be linear, trend analysis can be undertaken within a formal regression analysis, as described in Trend estimation. If the trends have other shapes than linear, trend testing can be done by non-parametric methods, e.g. Mann-Kendall test, which is a version of Kendall rank correlation coefficient.

  6. Forecasting - Wikipedia

    en.wikipedia.org/wiki/Forecasting

    Forecasting is the process of making predictions based on past and present data. Later these can be compared with what actually happens. For example, a company might estimate their revenue in the next year, then compare it against the actual results creating a variance actual analysis.

  7. Linear trend estimation - Wikipedia

    en.wikipedia.org/wiki/Linear_trend_estimation

    The mathematics of linear trend estimation is a variant of the standard ANOVA, giving different information, and would be the most appropriate test if the researchers hypothesize a trend effect in their test statistic. One example is levels of serum trypsin in six groups of subjects ordered by age decade (10–19 years up to 60–69 years ...

  8. Curricula in early childhood care and education - Wikipedia

    en.wikipedia.org/wiki/Curricula_in_early...

    This article incorporates text from a free content work. Licensed under CC-BY-SA IGO 3.0 (license statement/permission). Text taken from Investing against Evidence: The Global State of Early Childhood Care and Education (2015) , 243-265, Marope, P.T.M., Kaga, Y., UNESCO. UNESCO. This article incorporates text from a free content work. Licensed ...

  9. Achievement gaps in the United States - Wikipedia

    en.wikipedia.org/wiki/Achievement_gaps_in_the...

    Even when LGBT students do not participate in their school's GSA, the very presence of the organization can reduce threat and injury of LGBT students by one-third, and reduce LGBT suicide attempts by almost 50%. LGBT students in Massachusetts schools with GSAs were twice as likely to earn A and B grades than LGBT students in schools without GSAs.