Answer:
Step-by-step explanation:
Assumptions: 1. Usage of cell phones is typical of the general public.
b. There is a normal distribution of the number of people talking on cell phones at any given moment.
c. The data gathered is representative of New York City's entire population.
Information Required:
a. Population Size: To calculate the potential number of cell phone users, the population of New York City as a whole must be known.
b. Cell phone penetration rate is the proportion of people who own and use mobile phones.
c. Call Duration and Frequency: Cell phone users' typical call duration and frequency.
Data collection and analysis
a. Population Size: Collect the most recent population statistics from reputable sources like the U.S. Census Bureau or the New York City government.
b. Cell Phone Penetration Rate: Compile information on the ownership and usage rates of cell phones in New York City from market research companies or cellular network providers.
c. Call Length and Frequency: To gather this information, surveys, statistical analysis of call logs, or data from cellular network providers are all required.
Calculation: Using the data mentioned above, we can determine how many people are using cell phones in New York City at any given moment:
a. Multiply the population size by the penetration rate of cell phones to determine the estimated number of cell phone users.
b. Ascertain the frequency and average length of calls.
c. To determine how many people are currently using cell phones, multiply the estimated number of users by the typical call length and frequency.