The Count in a Culture of Bacteria Was $867$ After $3$ Hours And

question 34

Essay

The count in a culture of bacteria was $867$ after $3$ hours and $906$ after $4$ hours.
(a) What is the relative rate of growth of the bacterial population? Express your answer as a percentage.
(b) What was the initial size of the culture?
(c) After how many hours with the bacteria reach $1200$ ? 

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Definitions:

Test-retest Reliability

Test-retest reliability is a measure of consistency where the same test is administered to the same group of people at different times to assess the reliability over time.

Construct Validity

The extent to which a test or instrument accurately measures the theoretical, non-observable constructs it is designed to assess.

Predictive Validity

The degree to which a measurement or test score forecasts future results on a connected outcome.

Concurrent Validity

A measure of how well a particular test predicts outcomes based on comparison with other measures that are administered at the same time.