What is the difference between a parameter and a statistic? A parameter is a numerical description of a characteristic. A statistic is a numerical description of a characteristic.

Give a situation in your area that is an example of parameter and statistic. Explain why you considered it as a parameter or a statistic.

Krista wants to compare males and females on smoking behavior. If smoking is measured as a nominal variable (i.e., smoker, nonsmoker, and former smoker), what difference test should Krista use to determine if males and females differ on smoking behavior? a. chi square test of independence b. Mann–Whitney U test c. independent-samples t test d. paired samples t test

A researcher takes a sample of 150 employees of a company, the average age of company’s employees is an example of a parameter.  True O False The ordinal-level data are always quantitative in nature. True O False

For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible.   Variable Type of variable Level of measurement (a)End-of-year stock classification (high yield, medium yield, or low yield)   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio (b)Occupation   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio (c)Playing time (in seconds) of a DVD   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio

For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible. Variable Level of measurement Type of variable Nominal O Quantitative (a) End-of-year stock classification (high yield, medium yield, or low yield) Ordinal Interval O Categorical Ratio O Quantitative (b) Temperature (in degrees Fahrenheit) O Categorical O Quantitative Nominal Ordinal ○ Interval 00 00 Ratio Nominal Ordinal (c) Price (in dollars) of a shirt on the clearance rack O Categorical Interval Ratio

For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible. (a) Duration (in minutes) of a call to a customer support line Variable (b) Color vision status (colorblind or not colorblind) (c) Price (in dollars) of a shirt on the clearance rack Continue Hommik (10 Type of variable Quantitative Categorical O Quantitative O Categorical O Quantitative O Categorical W Level of measurement O Nominal Ordinal Interval Ratio Nominal O Ordinal Interval Ratio O Nominal Oordinal O Interval O Ratio X 100000 $ Save For Later © 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Submit Assignment Privacy Center | Accessibility

Identify each of the following as either a parameter or a statistic, and give the correct notation. Proportion of students at your university that smoke, based on data from your class. Is it a parameter or statistic? What is the correct notation of the parameter or statistic? Average commute time for employees at a small company, based on interviews with all employees. Is it a parameter or statistic? What is the correct notation of the parameter or statistic?

For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible.   Variable Type of variable Level of measurement (a)Playing time (in seconds) of a DVD Quantitative or Categorical? Nominal? Ordinal? Interval? Ratio? (b)Color vision status (colorblind or not colorblind) Quantitative or Categorical? Nominal? Ordinal? Interval? Ratio? (c)Temperature (in degrees Celsius) Quantitative or Categorical? Nominal? Ordinal? Interval? Ratio?

For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible.   Variable Type of variable Level of measurement (a)Temperature (in degrees Fahrenheit)   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio (b)Exchange on which a stock is traded (NYSE, AMEX, or other)   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio (c)Letter grade (A, B, C, D, or F)   Quantitative   Categorical   Nominal   Ordinal   Interval   Ratio