Quiz - Analyzing Data Sets

In statistics, what do the initials M.A.D. stand for?

• Married Alkaline Deers

• Making Alyssa Dinner

• Mean Absolute Deviation

• Messy Alternate Decisions

Tags

CCSS.6.SP.B.5C

Which is the correct order of the steps for calculating the Mean Absolute Deviation?

a) Calculate the absolute values of each difference.

b) Calculate the mean of the data set.

c) Calculate the mean of the absolute values.

• a, b, c

• c, b, a

• b, a, c

• b, c, a

Tags

CCSS.6.SP.B.5C

How is the mean calculated?

• Gauging how hurtful a comment is.

• Adding up the values and dividing by the number of data points.

• Multiplying the values and taking the square root of the product.

• Putting the numbers in order and finding the middle.

Tags

CCSS.6.SP.B.5C

Given the following data set, calculate the mean:

2, 8, 7 ,3, 5

Just write the number. Round to the nearest tenth.

Tags

CCSS.6.SP.B.5C

Given the following data set, calculate the Mean Absolute Deviation:

2, 8, 7, 3, 5

Just write the number. Round to the nearest tenth.

Tags

CCSS.6.SP.B.5C

Given the following data set, calculate the mean:

4, 9, 3, 11, 6, 5, 7, 3, 10, 9

Just write the number. Round to the nearest tenth.

Tags

CCSS.6.SP.B.5C

Given the following data set, calculate the Mean Absolute Deviation:

4, 9, 3, 11, 6, 5, 7, 3, 10, 9

Just write the number. Round to the nearest tenth.

Tags

CCSS.6.SP.B.5C

I asked two students how many hours they spend playing video games per day, since school closed. Here are the results:

Javier: Mean = 6 hours, M.A.D. = 2.5

Becky: Mean = 4.5 hours, M.A.D. = 2.5

What is the difference in their means? Just write the number.

I asked two students how many hours they spend playing video games per day, since school closed. Here are the results:

Javier: Mean = 6 hours, M.A.D. = 2.5

Becky: Mean = 4.5 hours, M.A.D. = 2.5

What is the difference in their means, as a multiple of the Mean Absolute Deviation? Just write the number as a decimal.

Tags

CCSS.7.SP.B.3

On a scale of 1-10, how excited are you for this school year to be over?