Question

1.Suppose X~N(μ=3,σ=7). Find P(X> -2). Round you answer to 3 decimal places. Group of answer choices...

1.Suppose X~N(μ=3,σ=7). Find P(X> -2). Round you answer to 3 decimal places.

Group of answer choices

0.099

0.076

0.001

0.990

0.762

2. Suppose X~N(μ=7.3,σ=3.2). Find P(X< -1). Round you answer to 3 decimal places.

Group of answer choices

0.283

0.005

0.050

0.771

0.950

3. Suppose X~N(μ=1,σ=2). Find a number k such that P(X<k)=0.633. Round you answer to 3 decimal places.

Group of answer choices

1.680

0.573

0.032

0.320

0.427

4.Suppose X~N(μ=2,σ=5). Find a number k such that P(X>k)=0.642. Round you answer to 3 decimal places.

Group of answer choices

0.181

3.819

0.393

0.627

0.607

0 0
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