Measures of Central Tendency ( Form 2, Mathematics)

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Measures of Central Tendency ( Form 2, Mathematics)


Froggy Jumps Measures of Central Tendency ( Form 2, Mathematics)Versión en línea Central tendency quiz. por YAKILI LMS 1 Which measure of central tendency is found by adding all values and dividing by n? a Mode b Median c Mean 2 The middle value when data is ordered is called the a Mean b Median c Mode 3 The value that appears most often in a data set is the a Median b Mode c Mean 4 If there are two middle numbers in even data, the mean of these two is the a Median b Mean c Mode 5 In a skewed distribution, which measure is usually least affected by outliers? a Mean b Median c Mode 6 A data set: 3,3,5,7,9. The mode is a 7 b 5 c 3 7 If all values are equal, the mean, median and mode are a the same value b No mode c different values 8 Which measure is suitable for describing the center of a symmetric distribution with no outliers? a Median b Mean c Mode 9 Which measure is the average that exists if you sum and divide by count? a Median b Mean c Mode 10 A data set: 1, 2, 2, 3, 4. The median is a 1 b 3 c 2 11 What is the mean of 2, 5, 7, 9? a 6 b 5 c 5.75 12 Which best describes the mean? a Sum of values divided by count b The largest value c The smallest value 13 Mean of 3, 8, 12 is what? a 7 b 7.67 c 8 14 Mean of 0, 0, 10, 10 is? a 10 b 0 c 5 15 If 4, 6, 8, x has mean 6, x equals? a 6 b 7 c 5 16 Which tells the mean of a set? a Product of values b Difference between max and min c Total sum divided by number of values 17 Mean of 1, 2, 3, 4, 5 is? a 4 b 2 c 3 18 If a score equals the current mean, what happens to the mean? a Stays the same b Increases c Decreases 19 Outliers affect the mean more than the median. True or False? a False b Not sure c True 20 Mean of 5, 5, 5, 15 is? a 10 b 7.5 c 5 21 What is the median in a data set? a The largest value b The middle value when data are ordered c The average of all values 22 Find the median of: 3, 7, 5, 9, 1. a 3 b 5 c 7 23 For an even set, median is the average of which values? a The first and last values b The two middle numbers c The smallest and largest 24 If a dataset has 7 numbers, the median is which position after sorting? a 3rd value b 4th value c 5th value 25 Median of 1, 2, 2, 2, 9 is? a 1 b 9 c 2 26 Which statistic is least affected by outliers? a Mode b Median c Mean 27 Can the median be a non-integer? a Yes, for even datasets the median can be a decimal b Only when all numbers are even c No, it must be an integer 28 Median applies to which type of data? a Ordinal and interval data with ordered values b Only ratio data c Only nominal data 29 Median of: 10, 20, 30 is? a 30 b 20 c 10 30 If data are 5,5,8,8,8, the median is? a 5 b 6.5 c 8 31 What is the mode of the data set: 2, 5, 5, 7, 9, 5? a 7 b 2 c 5 32 A class recorded scores: 12, 15, 12, 14, 12. What is the mode? a 14 b 12 c 15 33 Which set has a unique mode? A) 3, 3, 3, 5 B) 4, 5, 6, 7 C) 1, 2, 3, 4 a B b C c A 34 If data is 8, 9, 8, 10, 8, what is the mode? a 9 b 10 c 8 35 A test score set: 50, 60, 70, 60, 80. Mode is: a 60 b 70 c 50 36 Which data set has no mode? A) 1,2,2,3 B) 4,4,5,5 C) 7,8,9 a C b B c A 37 The mode is the most ______ value in a data set. a largest b frequent c smallest 38 A class marks 5, 7, 5, 9, 5, 11. How many times does the mode appear? a 4 b 3 c 2 39 If a data set has 2, 4, 4, 6, 6, 6, which is the mode? a 2 b 4 c 6 40 Which statement about mode is correct? a Mode is always the average. b Mode is the smallest value. c Mode is the most frequent value. 41 What is the range of the dataset 4, 8, 15, 16, 23? a 23 b 16 c 15 42 If the smallest value is 7 and largest is 42, the range is? a 42 b 29 c 35 43 Which data set has a smaller range: {2,5,7} or {1,9,10}? a {2,5,7} b {5,7,2} c {1,9,10} 44 A data set 12, 12, 12, 20 has a range of? a 16 b 8 c 0 45 True or false: Range uses only two numbers from the data. a Sometimes b True c False 46 Range is calculated as largest minus smallest. If dataset is 3, 9, 9, 12, range = ? a 6 b 12 c 9 47 Which dataset has range 0? a {5,5,5,5} b {5,6,5,7} c {5,5,6,5} 48 If a dataset has 1, 4, 4, 6, 9, what is the range? a 8 b 5 c 9 49 Range helps compare which of the following? a Mode b Spread of data c Mean value 50 Given data 0, 2, 2, 8, range equals? a 4 b 8 c 6

Measures of Central Tendency ( Form 2, Mathematics)

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Measures of Central Tendency ( Form 2, Mathematics)Versión en línea

por YAKILI LMS

Which measure of central tendency is found by adding all values and dividing by n?

The middle value when data is ordered is called the

The value that appears most often in a data set is the

If there are two middle numbers in even data, the mean of these two is the

In a skewed distribution, which measure is usually least affected by outliers?

A data set: 3,3,5,7,9. The mode is

If all values are equal, the mean, median and mode are

Which measure is suitable for describing the center of a symmetric distribution with no outliers?

Which measure is the average that exists if you sum and divide by count?

A data set: 1, 2, 2, 3, 4. The median is

What is the mean of 2, 5, 7, 9?

Which best describes the mean?

Mean of 3, 8, 12 is what?

Mean of 0, 0, 10, 10 is?

If 4, 6, 8, x has mean 6, x equals?

Which tells the mean of a set?

Mean of 1, 2, 3, 4, 5 is?

If a score equals the current mean, what happens to the mean?

Outliers affect the mean more than the median. True or False?

Mean of 5, 5, 5, 15 is?

What is the median in a data set?

Find the median of: 3, 7, 5, 9, 1.

For an even set, median is the average of which values?

If a dataset has 7 numbers, the median is which position after sorting?

Median of 1, 2, 2, 2, 9 is?

Which statistic is least affected by outliers?

Can the median be a non-integer?

Median applies to which type of data?

Median of: 10, 20, 30 is?

If data are 5,5,8,8,8, the median is?

What is the mode of the data set: 2, 5, 5, 7, 9, 5?

A class recorded scores: 12, 15, 12, 14, 12. What is the mode?

Which set has a unique mode? A) 3, 3, 3, 5 B) 4, 5, 6, 7 C) 1, 2, 3, 4

If data is 8, 9, 8, 10, 8, what is the mode?

A test score set: 50, 60, 70, 60, 80. Mode is:

Which data set has no mode? A) 1,2,2,3 B) 4,4,5,5 C) 7,8,9

The mode is the most ______ value in a data set.

A class marks 5, 7, 5, 9, 5, 11. How many times does the mode appear?

If a data set has 2, 4, 4, 6, 6, 6, which is the mode?

Which statement about mode is correct?

What is the range of the dataset 4, 8, 15, 16, 23?

If the smallest value is 7 and largest is 42, the range is?

Which data set has a smaller range: {2,5,7} or {1,9,10}?

A data set 12, 12, 12, 20 has a range of?

True or false: Range uses only two numbers from the data.

Range is calculated as largest minus smallest. If dataset is 3, 9, 9, 12, range = ?

Which dataset has range 0?

If a dataset has 1, 4, 4, 6, 9, what is the range?

Range helps compare which of the following?

Given data 0, 2, 2, 8, range equals?