Final answer:
This high school mathematics question focuses on statistical analysis related to text message surveys, average texts sent per hour, probabilities based on distributions, and hypothesis testing for demographic comparisons.
Step-by-step explanation:
The student's question pertains to the field of Mathematics, focusing on statistics and probability, given the context of surveys and analysis of text message usage. A typical question of this nature would likely be appropriate for High School level coursework, particularly in a statistics or algebra class. We find that the student is asked to engage with survey data regarding the usage of devices for texting, probabilities and averages associated with text messaging, and the interpretation of survey results. One segment of the problem, requiring examination of text messages sent per hour, can be solved by dividing the daily average by the number of hours in a day. Another portion of the question might involve hypothesis testing, to compare the proportion of texting between different demographics. Finally, understanding the Poisson distribution is necessary to tackle parts of the question related to the number of texts sent by a specific age group and to calculate probabilities from that distribution.