Data Review

Front

What is the mean of a set of numbers?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the total count of numbers.

Front

How do you find the mode of a set of numbers?

Back

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

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, showing the frequency of data points within certain ranges.

Front

How do you determine the range of a set of numbers?

Back

The range is found by subtracting the smallest number in the set from the largest number.

Front

What does it mean if a number is a mode?

Back

It means that this number appears more often than any other number in the data set.

Front

What is the total number of students in a class if there are 27 students?

Back

The total number of students is 27.

Front

If a histogram shows that 45 babies weighed 8 pounds or more, what does this indicate?

Back

It indicates that out of the total number of babies, 45 had birth weights of 8 pounds or more.

Front

What is the formula to calculate the mean?

Back

Mean = (Sum of all numbers) / (Total count of numbers).

Front

What is the significance of the mode in data analysis?

Back

The mode helps identify the most common value in a data set, which can be useful for understanding trends.

Front

If the numbers are 5, 6, 3, 2, 6, what is the range?

Back

The range is 4 (6 - 2 = 4).