BI-2130
Results tables
Biology · Secondary 4 · Hard · Results tables
A student measures the diameters of clear zones around three identical discs soaked in the same antibiotic solution:
Dish 1: 18 mm
Dish 2: 5 mm
Dish 3: 19 mm
Which measurement is most likely to be an inconsistent result, and what should the student do with it when calculating the mean?
Dish 1: 18 mm
Dish 2: 5 mm
Dish 3: 19 mm
Which measurement is most likely to be an inconsistent result, and what should the student do with it when calculating the mean?
- 18 mm; keep it and include it in the mean
- 5 mm; keep it and include it in the mean
- 19 mm; discard it before calculating the mean
- 5 mm; discard it before calculating the mean
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.