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Spiral review #5

Spiral review #5

Assessment

Flashcard

Mathematics

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What percent of a group is male if 60% are male?

Back

60% of the group is male.

2.

FLASHCARD QUESTION

Front

What is the formula to find the value of x using Z-scores?

Back

x = (Z-score * Standard Deviation) + Mean.

3.

FLASHCARD QUESTION

Front

If the Z-score is -2.2, mean is 25, and standard deviation is 7, what is x?

Back

x = (-2.2 * 7) + 25 = 9.6.

4.

FLASHCARD QUESTION

Front

What is the mode of a set of numbers?

Back

The mode is the number that appears most frequently in a data set.

5.

FLASHCARD QUESTION

Front

Given the scores 24, 14, 34, 30, what is the mode?

Back

The mode is 24.

6.

FLASHCARD QUESTION

Front

What is the mean in statistics?

Back

The mean is the average of a set of numbers, calculated by dividing the sum of all values by the number of values.

7.

FLASHCARD QUESTION

Front

If the Z-score is -1.25, standard deviation is 4, and x is 11, what is the mean?

Back

Mean = x - (Z-score * Standard Deviation) = 11 - (-1.25 * 4) = 16.

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