5 The data below shows the number of aces served by a player in each of their grand slam tennis matches for the year. \( \begin{array}{lllllllllllllll}15 & 22 & 11 & 17 & 25 & 25 & 12 & 31 & 26 & 18 & 32 & 11 & 25 & 32 & 13 \\ \text { a } & 10\end{array} \) Construct a stem-and-leaf plot for the data. b From the stem-and-leaf plot, find the mode and median number of aces. c is the data symmetrical or skewed?

3 Get a similar questlon You can retry this question below A sample of size \( n=10 \) is drawn from a population. The data is shown below. \( \begin{array}{lllll}102.8 & 115.4 & 98.2 & 96.2 & 93.3 \\ 115.4 & 81.8 & 76.1 & 115.4 & 88.9\end{array} \) What is the range of this data set? range \( =\begin{array}{ll}39.3\end{array} \) What is the standard deviation of this data set? (Round to 2 decimal places) stdev \( =16.03 \)

4.2PS-9 Car Survey In a survey of 2,400 people who owned a certain type of car, 960 said they would buy that type of car again. What percent of the people surveyed were satisfied with the car?

Twelve percent of your customers buy 4 desserts. How many desserts can you expect to sell to 500 people?

Write down the upper and lower quartiles. Upper Quartile = Lower Quartile = Question 3

In a class, there are 750 learners in 1st year, 420 learners in 2 nd year. Draw a pie graph to represent the numbers of learners in these groups.