Mathematics Quiz: Statistics

Mathematics Quiz: Statistics

University

15 Qs

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Mathematics Quiz: Statistics

Mathematics Quiz: Statistics

Assessment

Quiz

Mathematics

University

Practice Problem

Hard

Created by

REMECITO CAPIN

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating the mean of a set of numbers?

Sum of numbers multiplied by count of numbers

Sum of numbers divided by sum of numbers

Count of numbers divided by sum of numbers

Sum of numbers divided by count of numbers

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating the median of a set of numbers?

Arrange the numbers in ascending order and find the middle value.

Add all the numbers in the set and divide by the total count.

Multiply the largest and smallest numbers in the set.

Find the average of all the numbers in the set.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating the mode of a set of numbers?

There is no specific formula for calculating the mode. It is determined by finding the value with the highest frequency in the set.

The mode is calculated by finding the average of all the numbers in the set.

The mode is calculated by adding all the numbers in the set and dividing by the total count.

The mode is determined by finding the value with the lowest frequency in the set.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the range of a set of numbers?

The range of a set of numbers is the sum of all the numbers in the set.

The range of a set of numbers is the average of all the numbers in the set.

The range of a set of numbers is the product of all the numbers in the set.

The range of a set of numbers is the difference between the largest and smallest numbers in the set.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating the variance of a set of numbers?

variance = (sum((x - mean)^2)) / n

variance = sum(x^2) / n

variance = sum((x - mean)^2) / (n+1)

variance = sum((x - mean)^2) / (n-1)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for calculating the standard deviation of a set of numbers?

Sum of the numbers

Mean of the numbers

Square root of the variance

Product of the numbers

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between population mean and sample mean?

The population mean is the average value of a variable in the entire population, while the sample mean is the average value of a variable in a subset of the population (sample).

The population mean is the maximum value of a variable in the entire population, while the sample mean is the maximum value of a variable in a subset of the population (sample).

The population mean is the total sum of a variable in the entire population, while the sample mean is the total sum of a variable in a subset of the population (sample).

The population mean is the median value of a variable in the entire population, while the sample mean is the median value of a variable in a subset of the population (sample).

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