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Test on Measures of central Tendency

Authored by Rosy Chinnam

Mathematics

9th - 12th Grade

CCSS covered

Used 1+ times

Test on Measures of central Tendency
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45 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A "normal" distribution is symmetric about the middle

true

false

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Measures of center are useful because

they are always correct

they provide a single value that identifies the center of a distribution

they show the largest values in a data set

they help to organize your data

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In order to find the median the data has to be

numerical and put in order from least to greatest

categorical and put in order from lowest to highest frequency

numerical and in any order

categorical and in any order

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The ______________ can be found by subtracting the lower extreme from the upper extreme.

Range

Median

Mean

Rate

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How do we find the median when there are exactly TWO numbers in the middle of the data set?

We add up all of the numbers and divide by the number of numbers.

Subtract the lower extreme from the upper extreme.

Add the two numbers together and divide the sum by 2.

Use the formula I = P x r x t

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

An OUTLIER in a set of data is a number that is far away from the rest of the numbers.

Identify the OUTLIER in this data set.


5, 8, 10, 11, 15, 53

5

53

0

15

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The temperature received till Friday was 34, 38, 36, 30 and 31. If the temperature on Saturday drops to 11oC, how does the inclusion of Saturday's temperature affect the weekly mean temperature?

increase

decreases

does not change

can not be determined

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