Tables & Graphs

Using empirical formula, calculate the **mode** for the following data: 17, 20, 21, 18, 25, 28, 24, 22, 16, 24, 25, 24...

Let A and B be two players who are playing the game to hit the target. The probabilities of hitting the target by A and ...

Find the median of the following data (rounded off to 2 decimal places): | Class Interval | Frequency | |--------------...

The arithmetic mean of the following data is __________. 23, 17, 20, 19, 21...

Find the **mode** for the given frequency distribution (rounded off to two decimal places): | Class Interval | Frequenc...

A glass jar contains 6 white, 8 black, 4 red, and 3 blue marbles. If a single marble is chosen at random from the jar, w...

A speaks the truth $\frac{5}{7}$ times and B speaks the truth $\frac{8}{9}$ times. What is the probability that they con...

The median of the following data will be ____. 32, 25, 33, 27, 35, 29, and 30...

Find the **standard deviation** of the following data (rounded off to two decimal places): 5, 3, 4, 7...

The mode of the following data is __________. 13, 15, 31, 12, 27, 13, 27, 30, 27, 28, and 16...

For a sample data, the mean is $60$ and the median is $48$. Using the formula $$\text{Mode} = 3 \times \text{Median} - 2...

The probabilities of solving a problem by three students A, B, and C are respectively $\frac{3}{7}$, $\frac{5}{9}$, and ...

What is the mode of the given data set? 5, 7, 9, 7, 3, 7, 5, 7, 8, 6, 7...

The median of a set of 11 distinct observations is 73.2. If each of the largest five observations of the set is increase...

A person can hit a target with a probability of $\frac{5}{8}$ in a single shot. If he fires 10 shots, what is the probab...

Three cards are drawn one after another with replacement from a pack of cards. What is the probability of getting first ...

If $$P(A \cup B) = \frac{5}{9}, \quad P(\overline{A} \cup \overline{B}) = \frac{13}{27}, \quad P(A) = \frac{11}{18},$$ t...

The marks obtained by 15 students out of a maximum of 25 in a test are given as 13, 11, 16, 15, 18, 12, 13, 14, 10, 22, ...

A set of data presented in the form of a frequency distribution table with class intervals and their respective frequenc...

The age of some students is given in years as $12, 13, 16, 18, 14, 19, 13, 17, 15,$ and $11$. What is the **median age**...

Find the median of the following data: - Class Interval: 0 - 20, 20 - 40, 40 - 60, 60 - 80, 80 - 100 - Frequency: 9, 16...

Given two events *A* and *B* with the following probabilities: - $P(A \cup B) = \frac{3}{4}$ - $P(A \cap B) = \frac{1}{...

If $A$ and $B$ are two events such that $P(A \cup B) = \frac{3}{4}$, $P(A \cap B) = \frac{1}{4}$, and $P(\overline{A}) =...