Question
1.18 A and B please?!
Consider this set of data: Construct a stem and leaf plot by using the leading digit as the stem. Construct a stem and leaf plot by using each leading digit twice. Does this technique improve the presentation of the data? Explain. A discrete variable can take on only the values 0, 1, or 2. A set of 20 measurements on this variable is shown here: Construct a relative frequency histogram for the data. What proportion of the measurements are greater than 1? What proportion of the measurements are less than 2? If a measurement is selected at random from the 20 measurements shown, what is the probability that it is a 2? Describe the shape of the distribution. Do you see any outliers? Refer to Exercise 1.19.
Explanation / Answer
1.18a) Consider something like this