Data Handling

To find the total frequency of a table, you should...

Which of these is used to group tally marks into sets of $5$?

If a chart has $5$ tallies for 'Red' and $3$ tallies for 'Blue', how many tallies are there in total?

What frequency is represented by $\cancel{||||}\ \cancel{||||}\ \cancel{||||}\ ||$?

A frequency table for colors of marbles in a bag: Red ($10$), Green ($15$), Blue ($5$), Yellow ($10$). What is the total number of marbles?

A student flips a coin $20$ times and records the results: Heads ($12$), Tails ($8$). What is the frequency of 'Tails'?

A store records sales of t-shirt sizes: Small ($15$), Medium ($25$), Large ($20$), Extra Large ($10$). What is the difference between the most frequent and least frequent size?

You are organizing data on the number of pets students have ($0, 1, 2, 3$). If you create a frequency table, what should the sum of the frequencies equal?

A company surveys $500$ people about their phone brand. Brand A ($150$), Brand B ($x$), Brand C ($100$). If Brand B has twice as many users as Brand C, how many people use Brand B?

A frequency table for the number of cups of water drunk per day: $1-2$ ($5$), $3-4$ ($9$), $5-6$ ($12$), $7-8$ ($4$). What is the range of the frequencies?

According to the line graph, which day had the lowest temperature?

The line graph tracks the water level in a tank. If the water level starts at 50 cm and decreases by 5 cm every hour, what will be the level after 4 hours?

The line graph shows the speed of a car. What was the speed of the car at 3 minutes?

A line graph shows the population of a small village. By how much did the population increase from Year 1 to Year 4?

A class of 24 students voted for their favorite fruit. The results are shown in the pie chart below. How many more students chose 'Apples' than 'Bananas'?

In a pie chart of 80 students' hobbies, the 'Sports' sector has an angle of $135^{\circ}$. How many students chose 'Sports'?

A pie chart represents the 24 hours of a day. If a student spends 4 hours doing homework, what is the central angle of the 'Homework' sector?

Look at the line graph representing a car's journey. Between which two points was the speed of the car the highest?

A pie chart for a day's activities shows Sleeping ($120^{\circ}$), School ($90^{\circ}$), and Homework ($45^{\circ}$). How many hours are left for 'Play' in a $24$-hour day?

The double line graph (implied by points) shows the sales of two products. Product A sold $50$ units in Jan and $150$ in March. Product B sold $100$ units in Jan and $120$ in March. What is the difference in the total units sold between Product A and Product B over these two specific months combined?

Mean of $2, 4, 6, 8$ is:

Find the median of $12, 18, 14$.

Mode of the set $7, 8, 7, 9, 7$ is:

What is the range of $4, 4, 4, 4$?

A set contains the numbers $10, 20,$ and $x$. If $x$ is the largest number and the range of the set is $15$, what is the value of $x$?

Calculate the mean of the numbers $2, 4,$ and $9$.

In the set $9, 10, 11, 10, 12,$ and $10$, find the mode.

Five integers have a mean of $6$, a median of $5$, and a mode of $4$. What is the largest possible integer in this set?

If the mean of $5$ numbers is $20$ and the mean of $10$ other numbers is $35$, what is the mean of all $15$ numbers?

The range of $5$ numbers is $15$. The smallest is $10$. If the mean is $16$, what is the sum of the middle three numbers?

If you roll a standard six-sided die, what is the likelihood of rolling an even number ($2, 4,$ or $6$)?

What is the likelihood of a month in the calendar having $32$ days?

There are $7$ days in a week. If you pick a day at random, what is the likelihood it is a weekday (Mon-Fri)?

Which word describes the likelihood of the sun setting in the West tonight?

A spinner has $12$ equal sections. $3$ are red, $3$ are blue, $3$ are green, and $3$ are yellow. What is the numerical probability of landing on green?

Which of these events is 'Certain'?

A bag contains $3$ red, $3$ blue, and $3$ green marbles. What is the probability of picking a marble that is NOT blue?

In a bag of fruit, there are $4$ apples, $6$ bananas, and $10$ oranges. If a fruit is picked at random, what is the probability it is NOT an apple?

A spinner with $6$ sections is spun. The sections are labeled $1, 1, 2, 3, 3, 3$. What is the probability of landing on a number greater than $1$?

A bag contains $12$ marbles. Some are striped and some are solid. The probability of picking a striped marble is $0.75$. How many solid marbles are in the bag?