Statistics Assessment

Which of these graphs shows the line of best fit?

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The scatter plot shows the profit, by month, for a new company for the first year of operation. Kate drew a line of best fit, as shown in the diagram. Using this line, what is the best estimate for profit in the 18th month?

• $35,000

• $37,750

• $42,500

• $45,000

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean

• Median

• Mode

• Range

What is the mode of the data?

• book

• books

• books

• books

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• median:7  mode:3  range:7

• median:6  mode:3  range:7

• median:7  mode:3  range:8

Which class has the higher median?

• 1st period

• 2nd period

• They have the same median

Find the mean of the numbers:
2, 4, 5, 5, 6, 8

• 5

• 4

• 3

• 2

Find the MEDIAN
77, 83, 83, 85, 87, 90, 90, 93, 94, 99, 99

• 77

• 99

• 90

• 87

What is the Mode of the following data? 27, 12, 5, 1, 19

• 27

• 0

• 5

• No mode