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Test Scores Were Recorded For Students In A Statistics Class. The Scores For The First Test Had A Standard Deviation Of 3.8 Points. The Scores From The Second Test Had A Standard Deviation Of 4.8 Points. Choose The Correct Statement Below.
The Average Test Grade Rose By 1 Point
The Scores Of The Second Test Were Closer Together Than The First
The Higher Standard Deviation Of The Second Test Indicates Higher Average Scores On The Second Test Than On The First
None Of The Above Are True - Math Discussion

Test scores were recorded for students in a statistics class. The scores for the first test had a standard deviation of 3.8 points. The scores from the second test had a standard deviation of 4.8 points. Choose the correct statement below.
The average test grade rose by 1 point
The scores of the second test were closer together than the first
The higher standard deviation of the second test indicates higher average scores on the second test than on the first
None of the above are true