ISEE Middle Level Math : Data Analysis and Probability

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #1 : Median

Subtract the median from the mode in this set of numbers:

241, 244, 422, 424, 422, 214, 412

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Identify the mode (most frequently appearing number): 

Identify the median (middle number):

Finally, subtract the median from the mode:

The answer is 10.

Example Question #1 : Median

Find the median in this set of numbers:

1144, 1187, 1198, 1034, 1073, 1187, 1081

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest.

Identify the middle number in the set.

Answer: The median is 1144.

Example Question #5 : Median

Find the median in this set of numbers:

2521, 2512, 2525, 2552, 2551, 2525, 2515

Possible Answers:

 

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Identify the middle number: 2525

Answer: The median is 2525.

Example Question #6 : Median

Find the median in this set of numbers:

9881, 9889, 9818, 9981, 9891, 9918, 9989, 9889, 9198

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Identify the middle number:

Answer: The median is 9889.

Example Question #7 : Median

Find the median in this set of numbers:

3343, 4434, 4334, 3343, 4343, 3434, 3334

Possible Answers:

Correct answer:

Explanation:

First order the numbers from least to greatest:

Then, identify the middle number: 3434.

Answer: The median is 3434.

Example Question #8 : Median

Find the median in this set of numbers:

6363, 6336, 6366, 6633, 6333, 6363, 6663

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Then, identify the middle number:

Answer: the median is

Example Question #9 : Median

Find the median in this set of numbers:

9080, 9008, 9800, 9099, 9009, 9090, 9008

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Then, identify the middle number: .

Answer: The median in 9080.

 

 

Example Question #401 : Data Analysis And Probability

Subtract the mode from the median in this set of numbers:

9080, 9008, 9800, 9099, 9009, 9090, 9008

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Then, find the mode (the most recurring number): 9008

Then, find the median (the middle number):

Finally, subtract the mode from the median:

Answer: 72.

Example Question #402 : Data Analysis And Probability

Find the median in this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Then, identify the middle number:

Answer: The median is 6766.

Example Question #403 : Data Analysis And Probability

Find the median in this set of numbers:

5855, 5588, 5585, 5858, 5885, 5558, 5885

Possible Answers:

Correct answer:

Explanation:

First, order the numbers from least to greatest:

Then, find the middle number: .

Answer: The median is 5855.

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