EXERCISE

The following table gives the average temperatures, during the year 2006 and 2007. Draw a double bar graph for the given data.

A card is drawn from a pack of 52 cards. What is the probability that it is a red queen?

Find the median of following data sets.

$16, 21, 26, 29, 32$

Find the sum of digits of range of data: $13, 18, 20, 15, 12, 17, 9, 14, 11$ and $16$

If the mean of observations $14, 5, 4, 8, 2, 3, x$ is $x$, then find the value of $x$.

If the mean of $n$ observations is $5$ and sum of observations is $25$, then find $n$.

In a box, there are $16$ stamps. Each stamp is marked with distinct numbers from $1 to 16$. If the probability of drawing a stamp marked even number is $\frac{1}{k}$, then find $k$.

 The range of data $11, 40, 36, 10, 25, 30, 15, 14$ is $k$. Find $k$.