Common Core: 6th Grade Math : Statistics & Probability

Study concepts, example questions & explanations for Common Core: 6th Grade Math

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Example Questions

Example Question #44 : Data Analysis And Probability

Elizabeth went food shopping today. She spent $32.78, $21.63 and $19.39 at each supermarket. How much did Elizabeth spend, on average, at each supermarket?

Possible Answers:

Correct answer:

Explanation:

First, add the amounts Elizabeth spent at each supermarket:

Then divide by 3 (the number of supermarkets she went to):

Answer: On average, Elizabeth spent $24.60 at each supermarket.

Example Question #45 : Data Analysis And Probability

Find the mean in this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First add all the numbers in the set:

Then, divide that number by 5:

Answer: The mean is 619.

Example Question #46 : Data Analysis And Probability

Find the mean in this set of numbers:

210, 120, 110, 220, 120

Possible Answers:

Correct answer:

Explanation:

First, add up all of the numbers in the set:

Then, divide:

Answer: The mean is 156.

Example Question #31 : Mean

Patricia is shopping for a coat. She is considering three coats. Each costs $85.98, $93.29 and $88.99, respectively. What is the average price of a coat she is considering?

 

Possible Answers:

Correct answer:

Explanation:

First, add up all of the prices:

Then, divide .

Answer: The average price of a coat is $89.42.

Example Question #32 : Mean

Find the mean in this set of numbers:

11, 14, 13, 12, 18, 14, 12, 14, 17, 15

Possible Answers:

Correct answer:

Explanation:

First, add up all of the numbers:

Then, divide by ten because there are ten numbers in the set:

Answer: The mean is 14.

Example Question #33 : Mean

Find the mean of this set of numbers:

787, 778, 878, 877, 780

Possible Answers:

Correct answer:

Explanation:

First add up all of the numbers in the set:

Then, divide by five because there are five numbers in the set:

Answer: The mean is .

Example Question #34 : Mean

Norma made 11 Valentine's Day cards on Saturday, 13 on Sunday, and 9 on Monday? On average how many cards did Norma make each day?

Possible Answers:

Correct answer:

Explanation:

First, add the numbers:

Then, divide by 3:

Answer: On average, Norma made 11 cards each day.

Example Question #35 : Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First, add the numbers:

Then, divide by 7:

 

Example Question #36 : Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First add the numbers in the set: 

Then, divide by 7:

 

Example Question #37 : Mean

Peter went fishing and caught 5 fish the first hour, 3 fish the second hour, and 4 the last hour. On average, how many fish did Peter catch per hour?

Possible Answers:

Correct answer:

Explanation:

First, add up the three numbers:

Then, divide by 3, because there are three numbers in the data set:

Answer: On average, Peter caught 4 fish per hour.

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