Chapter 1: Q 2.4. (page 61)
The roster of the Dallas Cowboys professional football team included offensive linemen. Their weights (in pounds) were
Draw a boxplot of the data.
Short Answer
The minimum:
The median:
The maximum:
Chapter 1: Q 2.4. (page 61)
The roster of the Dallas Cowboys professional football team included offensive linemen. Their weights (in pounds) were
Draw a boxplot of the data.
The minimum:
The median:
The maximum:
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Get started for freeWhich of the distributions shown has a larger standard deviation? Justify your answer.
Make a graph to display the marginal distribution. Describe what you see
What do they measure? For each of the following summary statistics, decide (i) whether it could be used to measure center or spread and (ii) whether it is resistant.
(a)
(b)
Angry people and heart disease People who get angry easily tend to have more heart disease. That’s the conclusion of a study that followed a random sample of people from three locations for about four years. All subjects were free of heart disease at the beginning of the study. The subjects took the Spiel burger Trait Anger Scale test, which measures how prone a person is to sudden anger. Here are data for the people in the sample who had normal blood pressure. CHD stands for “coronary heart disease. ”This includes people who had heart attacks and those who needed medical treatment for heart disease.
Do these data support the study’s conclusion about the relationship between anger and heart disease? Follow the four-step process.
The histogram below shows the distribution of the percent of women aged and over who have never married in each of the states and the District of Columbia.
In about what percent of states have at least of women aged and over never married?
(a) (b) (c)(d) (e)
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