Median Mode Range

What is the FIRST thing you should do when finding the median?

• Find the middle number

• Add up the digits

• Order from least to greatest.

• Subtract the smallest from the largest

What is the median miles per gallon for the pickup?

• 13 MPG

• 14 MPG

• 15 MPG

• 12 MPG

Rita is accepting donations. So far she has collected $5, $25, $3, $2, $6, $8, $7, and $5. Which measure of central tendency best describes the data?

• Mean

• Median

• Mode

• Range

How many hours would she need to work to have a median of 5 hours spent on homework for the week.

• 4

• 3

• 5

• 6

• a

• b

• c

• d

Teresa interviewed each teacher at her school to find out how long they had been teaching. She organized her results with a stem-and-leaf plot. According to her data, which statement is true?

• There is no mode.

• No teacher has taught for fewer than 10 years.

• The median is 18.

• The spread of the data set is 29.

Match the following terms with its correct definition.

• The number that appears most frequently in a set of numbers

• What if there are 2 numbers in the middle?

• Add together, and divide by 2.

• Mean or Average

• The middle value in a list of numbers when arranged in ascending order

• Range

• The sum of all values divided by the total number of values

• Mode

• The difference between the highest and lowest values in a set of numbers

• Median

Grace has 5 cats that are 5, 2, 7, 6, and 3 years old. If she gets a new cat that is 5 years old, how will that effect the median age of the cats?

• It will increase by 1

• It will decrease by 1

• It will stay the same

Five students were asked about pets at home. The following is their answers:

Dog, Dog, Cat, Fish, Bird, Snail, Dog

Which measure of central tendency best describes the data?

• Mean

• Median

• Mode

• Range

Bionca has 5 apple trees in her backyard. The trees produced 6, 13, 14, 9 apples. What happens to the median score if the last tree produced 7 apples.

• It will increase by 2

• It will decrease by 2

• It will stay the same

• It will increase by 1