Students in two basic Spanish classes were required to learn 50 new vocabulary words. One group of 45 students received the list a week in advance of the quiz. The other group of 25 students received the list the day before the quiz. The results for the two groups are as follows; group 1 had a mean score of 43.2 with a standard deviation of 3.4, and group 2 had a mean score of 42.3 with a standard deviation of 4.4. Did the week-long study group have a mean significantly higher than the “cramming” group
Students in two basic Spanish classes were required to learn 50 new vocabulary words. One group of 45 students received the list a week in advance of the quiz. The other group of 25 students received the list the day before the quiz. The results for the two groups are as follows; group 1 had a mean score of 43.2 with a standard deviation of 3.4, and group 2 had a mean score of 42.3 with a standard deviation of 4.4. Did the week-long study group have a mean significantly higher than the “cramming” group
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Students in two basic Spanish classes were required to learn 50 new vocabulary words. One group of 45 students received the list a week in advance of the quiz. The other group of 25 students received the list the day before the quiz. The results for the two groups are as follows; group 1 had a
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