Normal Distribution Probability

Normal Distribution Probability

12th Grade

15 Qs

quiz-placeholder

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Normal Distribution Probability

Normal Distribution Probability

Assessment

Quiz

Mathematics

12th Grade

Easy

Created by

Anthony Clark

Used 1+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What's the probability x > 17?

(Mean = 15, Standard dev = 3)

0.7486

0.7454

0.2514

0.2546

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What's the probability of x < 13 ?

(Mean = 20, Standard dev = 6.5)

0.1423

0.1401

0.0446

0.0359

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What's the probability of the gray area? (Mean = 55, Standard dev = 2.5)

0.8185

0.8413

0.8641

0.8389

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What's the probability of 49 < x < 51 ?

(Mean = 50, Standard dev = 6.5)

0.1192

0.1251

0.1587

0.0875

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

According to the empirical rule, how much of the data falls within 3 standard deviations? 

25%

68%

95%

99.7%

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the area under the curve between z = 0 and z = 1.45?

.9265

.4265

.4500

.5000

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the value we are looking for is smaller than the mean, the value of z is:

Not enough information

Negative

Positive

0

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