Mathematics, 20.07.2019 22:30, shan8747

When mrs. jhixson gave a test, the scores were normally distributed with a mean of 78 and a standard deviation of 6. this means that 95% of her students scored between which two scores? a. 72 and 84 b. 66 and 90 c. 60 and 96 d. 60 and 100

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When mrs. jhixson gave a test, the scores were normally distributed with a mean of 78 and a standard...