Examlex

Solved

Even Though the Rods Cannot Recognize Color, They Still Respond

question 50

True/False

Even though the rods cannot recognize color, they still respond with different sensitivity to various wavelengths.


Definitions:

Observed Cell Counts

The actual number of observations or data points that fall into defined categories in a contingency table.

Probabilities

Refers to the likelihood of different outcomes in an uncertain event, usually expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

Degrees Of Freedom

The number of independent pieces of information in a dataset that are available for estimating a statistic, often related to the number of observations and the number of parameters being estimated.

Chi-square Statistic

A measure used in statistics to test hypotheses about the distribution of observations in different categories, based on the sum of squared discrepancies between observed and expected counts.

Related Questions