Statistical Questions, Mean, Median, Mode & Range

How tall is everyone in the class?

• Statistical

• Non-statistical

How fast can you read?

• Statistical

• Non-statistical

What is the range?

• average
• biggest-smallest
• the middle #
• # happening the most

If there is an even number of data in the data set how do you find the median?

• order the data and find the middle value
• order the data add the 2 middle values and divide by 2
• You can have more than one median

At Nicola and Ana's donut shop the number of donuts in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

• 13
• 12
• 11
• 10

Hannah wants to find the mean of these numbers:
5,11,2,12,4,2
What is it?

• 4.1
• 6
• 4.5
• 4

Ella is a teacher, and scores awarded to her 25 students for an assignment were as follows:
4  7  5  9  8  6  7  7  8  5  6  9  8    5  8  7  4  7  3  6  8  9  7  6  9
What is  the mode?

• 6
• 7
• 8
• 9

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

• 58

• 59

• 60

• 118

In order to find the median, the data must be sorted from least to greatest first.

• True
• False

To find the average of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items