n a normal distribution, what percentage of data falls within one standard deviation of the mean? 25% 50% 68% 95.5%

In a normal distribution, how much of the data falls within one standard deviation?99.7%95%100%68%

In a normal distribution, what percentage of data lies within one standard deviation of the mean? Group of answer choicesApproximately 95%Approximately 99.7%Exactly 100%Approximately 68%

How much data lies between ± 2σ of the standard deviation of the mean? 93% 95% 95.5% 96.1%

n the normal distribution, approximately what percentage of test scores will fall between 2 and 3 standard deviations above the mean?a.2.1%b.34.1%c.13.6%d.68%

According to the empirical rule for normally distributed data, what percent of data would fall within two standard deviations of the mean?A13.5 %