Prob and Stats

Prob and Stats

12th Grade

19 Qs

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Prob and Stats

Prob and Stats

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

Created by

Anthony Clark

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19 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Identify the First Quartile, Third Quartile, and the Interquartile Range of the following distribution.

Q1=31.5 ; Q3=41; IQR=13

Q1=30 ; Q3=43 ; IQR=13

Q1=31.5 ; Q3=41; IQR=9.5

Q1=30 ; Q3=43; IQR=9.5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Jessica scored an 81 on her first quiz in Prob & Stats. Use the following table to calculate her z-score.

-0.544

-0.296

0.296

0.544

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

If you have a highly skewed distribution with outliers, what measure of variability should you use?

Standard Deviation

Interquartile Range

Percentile

Range

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the median of the following data set?

11 , 13 , 14 , 11 , 12 , 12 , 16 , 13 , 15 , 11

12

13

12.8

12.5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the probability that someone who likes Toyotas is female?

.525

.4627

.6774

.3143

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is 28 an outlier in the following data set?

Yes, because anything greater than 22.5 is an outlier

Yes, because anything greater than 25.75 is an outlier

No, because it must be greater than 34.5 to be an outlier

Yes, because anything greater than 19.25 is an outlier

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following measures of variability is resistant?

IQR

mean

standard deviation

range

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