Find the area under the standard normal probability distribution between the following pairs of z-scores:

a)$\mathbf{z}\mathbf{=}\mathbf{0}\mathbf{}\mathbf{and}\mathbf{}\mathbf{z}\mathbf{=}\mathbf{2}\mathbf{.}\mathbf{00}$

b)$\mathbf{z}\mathbf{=}\mathbf{0}\mathbf{}\mathbf{}\mathbf{and}\mathbf{}\mathbf{z}\mathbf{=}\mathbf{3}$

c)$\mathbf{z}\mathbf{=}\mathbf{0}\mathbf{}\mathbf{and}\mathbf{}\mathbf{z}\mathbf{=}\mathbf{1}\mathbf{.}\mathbf{5}$

d)$\mathbf{z}\mathbf{=}\mathbf{0}\mathbf{}\mathbf{and}\mathbf{}\mathbf{z}\mathbf{=}\mathbf{.}\mathbf{80}$

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