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  1. Feb 2024
  2. www.investopedia.com www.investopedia.com
    1. T-Test: What It Is With Multiple Formulas and When To Use Them

      when to use ttest?

    2. T-Score A large t-score, or t-value, indicates that the groups are different while a small t-score indicates that the groups are similar.

      The showing of what the numerical values on a ttest mean.

    3. Understanding the T-Test A t-test compares the average values of two data sets and determines if they came from the same population.

      The uses of Ttests

    4. Key Takeaways A t-test is an inferential statistic used to determine if there is a statistically significant difference between the means of two variables.The t-test is a test used for hypothesis testing in statistics.Calculating a t-test requires three fundamental data values including the difference between the mean values from each data set, the standard deviation of each group, and the number of data values.T-tests can be dependent or independent.

      A definition of what A ttest is and does

    1. A t-test is an inferential statistic used to determine if there is a significant difference between the means of two groups and how they are related

      Ttets definition.

    1. A t-test is a statistical test that compares the means of two samples. It is used in hypothesis testing, with a null hypothesis that the difference in group means is zero and an alternate hypothesis that the difference in group means is different from zero. What does a t-test measure?

      This Is just a basic explanation of what T tests are and how they work

  3. Jan 2023
  4. Jan 2022