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For the Following Data, Approximate the Mean Number of Emails

question 79

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For the following data, approximate the mean number of emails received per day.  Emails (per day)   Frequency 811312153416193120238242727\begin{array} { c | c } \text { Emails (per day) } & \text { Frequency } \\\hline 8 - 11 & 3 \\12 - 15 & 34 \\16 - 19 & 31 \\20 - 23 & 8 \\24 - 27 & 27\end{array}


Definitions:

Carbon Dioxide

This is a gas without color or scent, formed from the combustion of carbon and organic substances as well as from the act of breathing, utilized by plants in the process of photosynthesis.

Stomata

Small openings on the surface of plant leaves and stems that allow for gas exchange, playing a critical role in photosynthesis and transpiration.

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water.

Cohesion-tension

A hypothesis that explains the process of water movement up plants due to water molecules' cohesive and adhesive properties and the evaporation of water from the leaves.

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