KalistaBab
14.02.2020 •
Mathematics
A survey was conducted to study the relationship between a college student's age and the value of the car they drive. Data were collected from a random sample of 300 students from a certain college. The values of the students' cars were found using Kelley Blue Book Which of the following would be a meaningful display of the data from this study? A. A scatterplot B. A histogram C. A pie chart D. A two-way table E. Side by-side boxplots Question 2 In order to study whether there is a relationship between gender age at marriage, 50 couples were randomly selected and the age bride and groom were recorded Which of the following would be a meaningful display of the da from this study? A. A scatterplot R. A twa-way table
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Ответ:
Q1 A Scatter plot. Q2
Step-by-step explanation:
Q1. We have a data set containing values of car and age group, if we plot value of the car on y-axis and the age on x, it is logical that two different age groups can own a care with same value, so we can have two values on x corresponding to one value on the y-axis, if we can use scatter plot to visually depict this data.
Q2 50 couples with bride age and groom age , here we can take age difference and number of couples that fit in the catogery, a two way table can be used to describe this data(two columns ).
Ответ:
0
Step-by-step explanation:
2/3*2/2=4/6. 4/6-4/6=0