Do SAT coaching classes work Do they help students to improve their test scores Four...
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Do SAT coaching classes work Do they help students to improve their test scores Four students were selected randomly from all of the students that completed an SAT coaching class For each student we recorded their first SAT score before the class and their second SAT score after the coaching class Student First SAT score Second SAT score 1 920 1010 2 3 4 830 960 910 800 1000 980 To analyze these data we should use the O A one sample t test O B matched pairs t test O C two sample t test O D Any of the above is valid It just needs to use the t distribution because is unknown
Do SAT coaching classes work Do they help students to improve their test scores Four students were selected randomly from all of the students that completed an SAT coaching class For each student we recorded their first SAT score before the class and their second SAT score after the coaching class Student First SAT score Second SAT score 1 920 1010 2 3 4 830 960 910 800 1000 980 To analyze these data we should use the O A one sample t test O B matched pairs t test O C two sample t test O D Any of the above is valid It just needs to use the t distribution because is unknown
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