In a collaborative trial, four laboratories were sent samples from the same batch of a pharmaceutical product and requested to perform ten assays and report the results based on percentage of a labeled amount of the drug.
Physician | Time |
A | 9 |
A | 12 |
A | 10 |
A | 7 |
A | 11 |
A | 13 |
A | 8 |
A | 13 |
B | 10 |
B | 6 |
B | 7 |
B | 10 |
B | 11 |
B | 9 |
B | 9 |
B | 11 |
C | 8 |
C | 9 |
C | 12 |
C | 10 |
C | 14 |
C | 10 |
C | 8 |
C | 15 |
1. what is the P value?
1b.
What is the conclusion of your hypothesis test?
a |
There are no significant differences between the means for the labs |
|
b |
All the means are different between the labs |
|
c |
At least one of the labs has a mean that is significantly different from the others |
|
d |
None of the above |
1c.
Which labs have means that are significantly different? (mark all that apply)
a |
Lab A and Lab B |
|
b |
Lab A and Lab C |
|
c |
Lab A and Lab D |
|
d |
Lab B and Lab C |
|
e |
Lab B and Lab D |
|
f |
Lab C and Lab D |
|
g |
None of the above |
The data of lab D is not provided so I have done it for the data
I'm provided with.
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