The constant term in the equation is -20 because you will always be subtracting 20 no matter how big x is
Answer:
20.3 units
Step-by-step explanation:
Write and solve an equation involving ratios:
5 units 15.7 units
------------- = ----------------
9 units C
Cross-multiplying, we get 5C = 9(15.7), with C measured in "units."
Then 5C = 141.3, so that C = 141.3 units / 5 = 20.3 units.
Answer:
(D) Although cause-and-effect cannot be established, there is an association between stress and the presence of heart arrhythmias for the population of all women aged 30 to 50.
Step-by-step explanation:
Answer: (B) improves participants’ abilities to make judgments so that judgment errors will be less likely
Step-by-step explanation:
Statistics is an important branch of mathematics that is concerned with the collection, analyses, review and presentation of data, someone who studies statistics is a Statistician.
Statistical studies can be applicable in many scientific and research based field.
Tools used in statistics are known as statistical measures which includes mean, variance, variance analysis, skewness, kurtosis, and regression analysis.
Statistics also entails the act of gathering, evaluating and representing data in mathematical expressions or forms
Statistics has proven to be useful in many fields and areas such as social science, humanity, medical sciences, business, psychology, metrology, journalism etc.
Generally, statistics helps in making right and sounds judgment in every aspect of life.
