By Larry Hatcher

Step by step uncomplicated statistics utilizing SAS: pupil advisor first introduces you to SAS software program, then leads you thru quite a few trouble-free statistical analyses which are frequent within the social and behavioral sciences. With SAS, you could concentration extra on conceptual concerns in statistical research and not more at the mechanics of appearing mathematical operations via hand. major themes contain tips to use the SAS windowing surroundings to write down and put up SAS courses the way to create SAS info units and alter the variables that they comprise uncomplicated descriptive information (measures of crucial tendency and variability, frequency tables, and graphs) correlation and regression t checks (single-sample, autonomous and matched samples) research of variance (ANOVA), either one-way and factorial and the chi-square try of independence. Пошаговое руководство и упражнения по основам статистики с использованием статистического пакета SAS позволит Вам быстро освоить разнообразие элементарных статистических анализов, которые обычно используются в общественных и поведенческих науках. С SAS, вы можете сосредоточиться больше на концептуальных проблемах в статистическом анализе и меньше на механике выполнения математических операций вручную. Основные разделы показыают, как использовать SAS, записать и представить программы SAS как создать в SAS наборы данных и изменить переменные, которые они содержат основные описательные статистики (меры центральной тенденции и изменчивости, частотный анализ, использование корреляционного и регрессионного анализа, дисперсионный анализ (ANOVA) и проверка гипотез. Даже если вы новичок в статистике и компьютерах, вы очень скоро сможете организовывать свои исследовательские данные, записывая программы SAS и интерпретируя результаты. Для закрепления полученных навыков отдельной книгой даны упражнения. Вначале приводятся подробно решенные упражнения, а затем упражнения для самостоятельного решения.

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Additional info for Step-By-Step Basic Statistics Using SAS. Exercises

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Determine the general shape of this distribution. B. To the right of this heading, select and write a statement from the following list that best describes the LAT_A plot: • • • • “The distribution for LAT Analytical is approximately normal” “The distribution for LAT Analytical is positively skewed” “The distribution for LAT Analytical is negatively skewed” “The distribution for LAT Analytical is bimodal” Below your statement, write a brief explanation (1-3 sentences) explaining why you believe that this statement is correct.

The observers (a) record whether the deliverers come to a complete stop at the sign, and (b) also record the driver’s license tag number. Later, you use the tag numbers to determine the assigned treatment condition group for each driver. For each driver, you record how many times he or she came to a complete stop at the stop sign out of 30 opportunities. Therefore, each driver’s score on this dependent variable could range from zero (if the driver never came to a complete stop) to 30 (if the driver always came to a complete stop).

Therefore, each driver’s score on this dependent variable could range from zero (if the driver never came to a complete stop) to 30 (if the driver always came to a complete stop). 40 Step-by-Step Basic Statistics Using SAS: Exercises Note: Although the study and results described here are fictitious, they are inspired by the actual study reported by Ludwig and Geller (1997). 1 provides the data set that you will analyze in this exercise. 1 presents data for a different subject. For example, the first row presents data for Subject number “01” who has a value of “P” for the Condition variable and a value of “27” for the Number of stops variable.

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