| MS 150 Statistics t2 • Name: |
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| Location |
rainfall/cm |
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| Kosrae airport |
507 |
1 |
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ratio |
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| Utwa |
453 |
2 |
sample size n |
20 |
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| Nautilus |
470 |
3 |
min |
245 |
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| Pohnpei WSO |
492 |
4 |
max |
507 |
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| Palikir |
471 |
5 |
range |
262 |
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| Nukuoro |
447 |
6 |
mid |
376 |
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| Pingelap |
395 |
7 |
median |
349.5 |
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| Mwoakilloa |
429 |
8 |
mode |
#VALUE! |
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| Kapingamarangi |
333 |
9 |
mean |
369.95 |
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| Chuuk WSO |
322 |
10 |
stdev |
82.49 |
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| Lukunoch |
297 |
11 |
cv |
0.22 |
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| Fananu |
254 |
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5 |
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| Losap |
330 |
12 |
width |
52.4 |
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| Polowat |
270 |
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| Yap WSO |
350 |
13 |
Rainfall bins (cm) |
Freq |
RF |
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| Dugor |
369 |
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297.4 |
5 |
0.25 |
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| Gilman |
320 |
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349.8 |
5 |
0.25 |
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| Luweech |
349 |
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402.2 |
3 |
0.15 |
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| Ulithi |
296 |
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454.6 |
3 |
0.15 |
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| Woleai |
245 |
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507 |
4 |
0.2 |
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20 |
1 |
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15 |
shape |
bimodal/skewed |
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| 1. What level of measurement...? |
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16 |
se |
18.44 |
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| 2. Find the sample size n for the data. |
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17 |
df |
19 |
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| 3. Find the minimum. |
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18 |
tc |
2.09 |
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| 4. Find the maximum. |
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19 |
margin E |
38.61 |
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| 5. Find the range. |
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20 |
low |
331.34 |
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| 6. Find the midrange. |
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20 |
high |
408.56 |
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| 7. Find the median. |
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| 8. Find the mode. |
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| 9. Find the sample mean x. |
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| 10. Find the sample standard deviation sx. |
| 11. Find the sample coefficient of variation CV. |
| 12. What is the width of a single bin? |
| 13. Determine the frequency... |
| 14. Sketch a frequency histogram ... |
| 15. What is the shape of the histogram? |
| 16. Calculate the standard error of the mean SE. |
| 17. Find the degrees of freedom. |
| 18. Calculate t-critical tc. |
| 19. Find the margin of error for the mean E. |
| 20. Calculate the 95% confidence interval |
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| p(331.34 ≤ μ ≤ 408.56) = 0.95 |
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