Following Exercises refer to the normal curve with = 8, = 3/4. 1. Convert 4

Following Exercises refer to the normal curve with µ = 8, σ = 3/4.
1. Convert 4 into standard deviations from the mean.
2. Convert 9 1/4 into standard deviation from the mean.
3. What value is exactly 10 standard deviations above the mean?
4. What value is exactly 2 standard deviations below the mean?