1.) type answer here.
Statistics is the science of collecting, organizing, summarizing, and analyzing information to draw conclusions or answer questions.
3.) type answer here.
An individual is a person or object that is a member of the population being studied
5.) type answer here.
A statistic is a numerical summary of a sample. A parameter is a numerical summary of a population
7.) type answer here. parameter
9.) type answer here.
statistic
11.) type answer here.
parameter
13.) type answer here.
statistic
15.) type answer here. qualitative
17.) type answer here. quantitative
19.) type answer here. quantitative
21.) type answer here.
qualitative
23.) type answer here.
discrete
25.) type answer here.
continuous
27.) type answer here. continuous
29.) type answer here. discrete
39.) type answer here.
Population: all teenagers who are 13 to 17 years of age and live in the United States. Sample: the 1028 teenagers who are asked.
40.) type answer here.
Population: all the bottles of Coca-Cola that were filled on October 15. Sample: those 50 bottles selected.
41.) type answer here.
Population: all the soybean plants grown by that farmer. Sample: those 100 soybean plants selected and weighted by that farmer.
42.) type answer here.
Population: all households living in the United States. Sample: the 50,000 households contacted and surveyed by U.S. Census Bureau.
13.) type answer here.
observational study
14.) type answer here.
experiment
15.) type answer here.
experiment
16.) type answer here.
observational study
17.)
a) It's a cohort study, because these individuals are followed over times but not compared with control groups.
b)Heart disease is the response variable, and the degree of happiness is the explanatory variable.
c)It means the researchers haven't eliminate confounding variables that can lead to both emotions and heart diseases.