subject
Mathematics, 31.01.2022 20:00 hftyd2046

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.
O 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.


A student would like to know what proportion of the text messages she sends are to her best friend.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?
Answers: 3
question
Mathematics, 21.06.2019 14:30
Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required
Answers: 1
question
Mathematics, 21.06.2019 14:30
anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44
Answers: 1
question
Mathematics, 21.06.2019 15:30
Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.
Answers: 1
You know the right answer?
A student would like to know what proportion of the text messages she sends are to her best friend....
Questions
question
History, 11.03.2020 21:28
question
Mathematics, 11.03.2020 21:28
Questions on the website: 13722359