Assume that a researcher was interested in how undergraduate students felt about learning SPSS in their statistics classes based on their desires to go to graduate school.  Randomly selected participants noted their intentions to attend graduate school (yes or no).  They were then asked whether they felt that learning SPSS in their statistics classes was important.  The Observed Frequencies are reported below.  Find the Expected Values and chi square ( ).  Use your calculations to answer the following 7 questions. HINT: While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error.   Data Set 4 SPSS Important? Grad School? Yes No Total % Yes 200 160 360 72 No 85 55 140 28 Total 285 215 500 100

What was the SS subjects? HINT: While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error.

What is the expected value for those who did not want to go to graduate school and viewed SPSS as important? HINT: While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error.   Data Set 4 SPSS Important? Grad School? Yes No Total % Yes 200 160 360 72 No 85 55 140 28 Total 285 215 500 100

What was the subject mean for participant 3? HINT:  While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error. Data Set 1 Data Set 1 Subject Trial 1 Trial 2 Trial 3 Person 1: 120 200 85 Person 2: 97 300 150 Person 3: 103 400 115

What was the subject mean for participant 2? HINT:  While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error. Data Set 1 Data Set 1 Subject Trial 1 Trial 2 Trial 3 Person 1: 120 200 85 Person 2: 97 300 150 Person 3: 103 400 115

I understand that, while I am allowed to use my Casio fx 260 SOLAR (or 260 SOLAR II) calculator and scratch paper, I am not allowed to access additional electronic devices, additional “screens,” calculators, formula sheets, notes, modules, my book, or on the internet.  I am logged in using Chrome and I will complete my test completely by myself.

What is the df total?

What is the SS total? HINT: While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error.

What was the subject mean for participant 1? HINT:  While you can round to two decimal places when you report your answers, keep your work out to 4 decimal places during your calculations to avoid rounding error. Data Set 1 Data Set 1 Subject Trial 1 Trial 2 Trial 3 Person 1: 120 200 85 Person 2: 97 300 150 Person 3: 103 400 115

What is the df between?