Data Analysis Practice Test

Data Analysis Practice Test

Assessment

Flashcard

Mathematics

9th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of percentage?

Back

A percentage is a fraction expressed as a part of 100. It represents how much of a whole is being considered.

2.

FLASHCARD QUESTION

Front

How do you calculate the percentage of a subset within a total?

Back

To calculate the percentage of a subset, divide the number of items in the subset by the total number of items and multiply by 100.

3.

FLASHCARD QUESTION

Front

What is the definition of probability?

Back

Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

4.

FLASHCARD QUESTION

Front

How do you calculate the probability of an event?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes).

5.

FLASHCARD QUESTION

Front

What is the theoretical probability of an event?

Back

Theoretical probability is the probability calculated based on the possible outcomes in a perfect scenario, without any experimental data.

6.

FLASHCARD QUESTION

Front

What is an interquartile range (IQR)?

Back

The interquartile range (IQR) is a measure of statistical dispersion, calculated as the difference between the third quartile (Q3) and the first quartile (Q1).

7.

FLASHCARD QUESTION

Front

How do you find the IQR of a data set?

Back

To find the IQR, first determine Q1 and Q3, then subtract Q1 from Q3: IQR = Q3 - Q1.

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