A student would like to know what proportion of the text messages she sends are to her best friend. She selects a random sample
of 50 text messages she sent and determines the proportion of those messages that are sent to her best friend. Which of the following statements is true? The population is all of her friends and the sample is the best friend about whom she is performing this study. The population is the best friend about whom she is performing this study and the sample is all of her friends. The population is the 50 text messages she randomly selected and the sample is all text messages she sent. The population is all text messages she sent and the sample is the 50 text messages she randomly selected.
The population is the 50 text messages she randomly selected and the sample is all text messages she sent.
Step-by-step explanation: You can rule out the first two because the population is everyone who received one of these random text messages. The reason that I chose the 3rd one is because she sent exactly 50 messages and that would be the population.