Causeway
v (kph) |
---|
40 |
55 |
39 |
68 |
44 |
- __________ Find the sample size n.
- __________ Find the mode.
- __________ Find the median.
- __________ Find the sample mean x.
- __________ Find the sample st. dev. sx.
- __________ Find the sample CV.
Using a Bushnell radar speed gun, the speed of vehicles on two stretches of road were measured on Saturday 23 January 2011 at around 9:30 in the morning.
Causeway
v (kph) |
---|
40 |
55 |
39 |
68 |
44 |
Hospital
v (kph) |
---|
23 |
34 |
41 |
29 |
38 |
v (kph) |
---|
23 |
29 |
34 |
38 |
39 |
40 |
41 |
44 |
55 |
68 |
Use the table on the right for this section of the test.
Class upper limits | Frequency F | Relative Frequency p(x) |
---|---|---|
Sums: |