In: Statistics and Probability
A survey research company asks 100 people how many times they have been to the dentist in the last five years. Their grouped responses appear below.
Number of visits | Frequency |
0-4 | 16 |
5-9 | 25 |
10-14 | 48 |
15-19 | 11 |
(i). Identify type of variable and measurement scale.
(ii). Compute the mean and standard deviation.
(iii). Draw the histogram.
(iv). Based on (iii)., interpret the distribution of the data