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Mathematics, 11.05.2021 18:50 casandraserrat375

A recent math test results show a mean of 75 and a standard deviation of 3. A random test is chosen with a raw score of 86. Which of the following tests scores is better than what percentage of all scores? TEST 1: x=65, μ=70, σ=3
TEST 2: x=80, μ=50, σ=10

A) Test 1 has the highest z-score
B) Test 2 has the highest z-score
C) Neither, the original test has a z-score 3.67 which is the highest z-score.

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