Free Printable Probability distribution AM025

1.

For binomial/Poisson distribution. the correct step for $P\left(X<a\right)=0.4114$ ?

a)

$1-P\left(X\ge a+1\right)=0.4114$

b)

$1-P\left(X\ge a\right)=0.4114$

c)

$P\left(X\ge a\right)=0.5886$

2.

By using approximation, correct continuity correction for $P\left(X<20\right)$

a)

$P\left(X\le19.5\right)$

b)

$P\left(X\le20.5\right)$

3.

Correct continuity correction for $P\left(X>13\right)$ ?

a)

$P\left(X\ge13.5\right)$

b)

$P\left(X\ge12.5\right)$

4.

$X\sim B\left(20,0.3\right)$ . Correct step to find $P\left(X\le k\right)=0.7$ .

a)

$P\left(X\ge k+1\right)=0.3$

b)

$P\left(X\ge k\right)=0.3$

5.

in normal distribution. What is the probability between 230 and 255 seconds?

a)

$P\left(230<X<255\right)$

b)

$P\left(230\le X\le255\right)$

c)

$P\left(230>X>255\right)$

d)

$P\left(230\le X<255\right)$

6.

What is the probability greater than 255.

a)

$P\left(X>255\right)$

b)

$P\left(X\le255\right)$

c)

$P\left(X\ge255\right)$

d)

$P\left(X<255\right)$

7.

Given z = 1.85, how to find the probability (shaded area)?

a)

$1-P\left(Z>1.85\right)$

b)

$P\left(Z>1.85\right)$

8.

Find the area of the shaded region given z = -2.1

a)

$1-P\left(Z>2.1\right)$

b)

$P\left(Z>-2.1\right)$

c)

$P\left(Z>2.1\right)$

9.

Find the area of the shaded region given z = -0.86

a)

0.1765

b)

0.2315

c)

0.1949

d)

0.8051

10.

Find the area of the shaded region given z = -0.48

a)

$P\left(X>0.48\right)$

b)

$1-P\left(X>0.48\right)$

11.

Use statistical table find the area, given z = 0.5

a)

0.3085

b)

0.6915

c)

0.7138

d)

0.5918

12.

Find $P\left(-1.32<Z<0.9\right)$ ?
Choose 2 correct answer.

a)

$1-P\left(Z>0.9\right)-P\left(Z>1.32\right)$

b)

$P\left(Z>0.9\right)-P\left(Z>1.32\right)$

c)

0.9093

d)

0.7225

13.

What is the value of s?

a)

1.00

b)

0.30

c)

0.21

d)

0.09

14.

Which type of probability distribution does Statement 2 satisfied?

a)

Poisson

b)

Normal

c)

Binomial

d)

Continuous

15.

In normal distribution, $P\left(X<m\right)=0.993$ . Choose the correct area.

a)

b)

c)

d)

16.

In normal distribution, $P\left(X>m\right)=0.6$ . Choose the correct area.

a)

b)

c)

d)

17.

In normal distribution, $P\left(X<m\right)=0.35$ . Choose the correct area.

a)

b)

c)

d)

18.

In normal distribution, $P\left(X>m\right)=0.45$ . Choose the correct area.

a)

b)

c)

d)

19.

In normal distribution, $P\left(X>m\right)=0.05$ . Choose the correct area.

a)

b)

c)

d)

20.

In normal distribution, $P\left(X>m\right)=0.905$ . Choose the correct area.

a)

b)

c)

d)

Probability distribution AM025

Total questions: 20

Worksheet time: 21mins

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