Question

1.For a standard normal distribution, find:

P(z < -2.22)
Express the probability as a decimal rounded to 4 decimal places.

2.For a standard normal distribution, find:

P(z > -1.29)
Express the probability as a decimal rounded to 4 decimal places.

3. For a standard normal distribution, find:

P(-2.56 < z < -2.43)

4.For a standard normal distribution, find:

P(z < c) = 0.3732

Find c rounded to two decimal places.

Answer 1

Here,

Z ~ Normal(0, 1)

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