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- https://stats.libretexts.org/Courses/Sacramento_City_Colllege/PSYC_330%3A_Statistics_for_the_Behavioral_Sciences_with_Dr._DeSouza/09%3A_Introduction_to_t-tests/9.01%3A_The_t-statisticThe z-statistic was a useful way to link the material and ease us into the new way to looking at data, but it isn’t a very common test because it relies on knowing the populations standard deviation, ...The z-statistic was a useful way to link the material and ease us into the new way to looking at data, but it isn’t a very common test because it relies on knowing the populations standard deviation, σ, which is rarely going to be the case. Instead, we will estimate that parameter σ using the sample statistic s in the same way that we estimate μ using X. Our new statistic is called t, and for testing one population mean using a single sample (called a 1-sample t -test)
- https://stats.libretexts.org/Workbench/PSYC_2200%3A_Elementary_Statistics_for_Behavioral_and_Social_Science_(Oja)_WITHOUT_UNITS/08%3A_One_Sample_t-test/8.02%3A_Introduction_to_One-Sample_t-testsWhat do you use when you want to see if a sample is probably from a population? Or, what what do you use to test a Research Hypothesis that a sample of people who do all of the practice exercises in ...What do you use when you want to see if a sample is probably from a population? Or, what what do you use to test a Research Hypothesis that a sample of people who do all of the practice exercises in this textbook will earn more points in their behavioral statistics class than the population of students taking behavioral statistics?
- https://stats.libretexts.org/Bookshelves/Applied_Statistics/An_Introduction_to_Psychological_Statistics_(Foster_et_al.)/08%3A_Introduction_to_t-tests/8.01%3A_The_t-statisticThe z-statistic was a useful way to link the material and ease us into the new way to looking at data, but it isn’t a very common test because it relies on knowing the populations standard deviation, ...The z-statistic was a useful way to link the material and ease us into the new way to looking at data, but it isn’t a very common test because it relies on knowing the populations standard deviation, σ, which is rarely going to be the case. Instead, we will estimate that parameter σ using the sample statistic s in the same way that we estimate μ using X. Our new statistic is called t, and for testing one population mean using a single sample (called a 1-sample t -test)
- https://stats.libretexts.org/Courses/Taft_College/PSYC_2200%3A_Elementary_Statistics_for_Behavioral_and_Social_Sciences_(Oja)/02%3A_Mean_Differences/08%3A_One_Sample_t-test/8.02%3A_Introduction_to_One-Sample_t-testsWhat do you use when you want to see if a sample is probably from a population? Or, what what do you use to test a Research Hypothesis that a sample of people who do all of the practice exercises in ...What do you use when you want to see if a sample is probably from a population? Or, what what do you use to test a Research Hypothesis that a sample of people who do all of the practice exercises in this textbook will earn more points in their behavioral statistics class than the population of students taking behavioral statistics?
- https://stats.libretexts.org/Courses/Rio_Hondo_College/PSY_190%3A_Statistics_for_the_Behavioral_Sciences/09%3A_Introduction_to_t-tests/9.01%3A_The_t-statisticThe z-statistic was a useful way to link the material and ease us into the new way to looking at data, but it isn’t a very common test because it relies on knowing the populations standard deviation, ...The z-statistic was a useful way to link the material and ease us into the new way to looking at data, but it isn’t a very common test because it relies on knowing the populations standard deviation, σ, which is rarely going to be the case. Instead, we will estimate that parameter σ using the sample statistic s in the same way that we estimate μ using X. Our new statistic is called t, and for testing one population mean using a single sample (called a 1-sample t -test)
