Details
One particular morning, the length of time spent in the examination rooms is recorded for each patient seen by each physician at an orthopedic clinic. |
Time in Examination Rooms (minutes) | |||
Physician 1 | Physician 2 | Physician 3 | Physician 4 |
33 | 34 | 18 | 27 |
25 | 34 | 32 | 30 |
25 | 29 | 30 | 31 |
32 | 33 | 25 | 25 |
27 | 41 | 32 | 34 |
36 | 32 | 30 | 32 |
20 | 25 | 43 | |
28 | |||
Click here for the Excel Data File |
Fill in the missing data. (Round your p-value to 4 decimal places, mean values to 1 decimal place and other answers to 3 decimal places.) |
Treatment | Mean | n | Std. Dev |
Physician 1 | |||
Physician 2 | |||
Physician 3 | |||
Physician 4 | |||
Total | |||
One-Factor ANOVA | |||||
Source | SS | df | MS | F | p-value |
Treatment | |||||
Error | |||||
Total | |||||
(a) | Based on the given hypothesis, choose the correct option. | ||||
H0: ?1 = ?2 = ?3 = ?4 | |||||
H1: Not all the means are equal. | |||||
? = 0.05 | |||||
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(b) | Calculate the F for one factor. (Round your answer to 2 decimal places.) |
F for one factor is |
(c) | “On the basis of the above findings, we reject the null hypothesis”. Is the statement true? | ||||
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