Write a sentence that describes the most likely population of interest and another sentence that describes the sample: a) A survey of 496 students at a college found that 51 of them planned on traveling out of the country during spring break Population: Sample: b) A survey of 791 vacationers from the United States found that 524 of them planned on spending at least $2000 for their next vacation.

In March​ 2017, 9,195 men took trips with median duration of 300​ seconds, and​ 2,439 women took trips with median duration of 319​ seconds, on New York​ City's ride sharing​ program, Citibike.​ Overall, what was the median duration of all Citibike ride trips that​ month? A. 304 seconds   B. 315 seconds   C. 309.5 seconds   D. None of these.   E. Cannot be determined

A polling company reported that 19% of 1018 surveyed adults said that secondhand smoke is "quite annoying." Complete parts (a) through (d) below. a. What is the exact value that is 19% of 1018? The exact value is. (Type an integer or a decimal.)

Would observations or interviews be more appropriate to research the following topic?How politicians define family values.O ObservationsO Interviews

Research Study: The following data collected lists the typing speed as measured by a standard typing test for 5 college students, along with the number of pages they had to type for their project. Instructions: Use the data collected to compute the values listed in Table#1. Use .05 significance. Research Data Collected: Student Chris Mary Paul Juan Marcelo Table #1 1. SP 2. 2 3. ΣΧ 4. 5. 6. 7. ΣΥ 9. SSX SSY a 8. b F ratio Number of pages typed 37 36 42 24 16 Typing speed 73 44 56 72 50 10. F critical (value from F table)

9. In 2016 an online poll was conducted regarding the results of the 2016 NBA All-Star Dunk Contest. The poll asked 100,000 people, "Who [do you think] won the dunk contest?". The results are shown in the relative frequency table below Response Percentage Aaron Gordon 55% Zach Lavine 45%

A researcher is interested in the social media habits of American teenagers. The goal of the research is to determine the average number of hours each day that the entire group of American teenagers spend watching television. The researcher is trying to determine a number that is an example of a ?? A researcher is studying the behavior of American prisoners. The entire group of American prisoners is an example of a ??   A researcher is interested in mental health outcomes for US College students. If she obtained Depression Inventory scores for a group of college students, the mean score would be an example of a ??

You are responsible for a data analysis exercise in your first job (as a data analyst) after graduating and have downloaded some associated reports. Your first task requires you to write a data dictionary and determine what type of variable the data you are dealing with relates to. Which of the following are categorical variables? Select one: a. The number of marks out of 10 that an employee obtained on the company’s information technology training. b. The number of employees in each division c. The number of years of service of each employee. d. The employee’s tax file number. e. The pro-rata income for all employees within the business/finance division.

Virginia polled a large sample of individuals to find the percentage of students with known food allergies and the percentage of students without known food allergies. Which of the following could sufficiently display the data if only the two given categories are to be included? Select the correct answer below:   bar graph   pie chart   either a pie chart or a bar graph   neither a pie chart nor a bar graph

Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among 140 subjects with positive test results, there are 30 false positive results. Among 159 negative results, there are 3 false negative results. Complete parts (a) through (c). (Hint: Construct a table.) a. How many subjects were included in the study? The total number of subjects in the study was ...