The answers to the following questionnaire items are based upon what scale of measurement? (4 responses)
What is your height? Ratio scale
What is your weight? Ratio scale
What is your occupation? Nominal scale
How does this course compare with others you have taken? Ordinal scale
(answers would be greater than, less than, equal to, etc.)
According to the table below, about what percentage of the concerts had 19 or fewer empty seats?
cannot be determined
Ratio level data are the “lowest level” of measurement and the data must be mutually exclusive.
The midpoint of 0 up to, not including 6 class is
Calculate the mean for the gross revenues.
Calculate the mean for the Movies tracked.
Calculate the standard deviation for the movies tracked.
There are 14,233 members in Stone, Clay, and Glass Union.
Randomly, 327 were selected for an opinion survey. The 337 can be considered as the population.
Maria has just finished reading in his textbook about the study of grades earned in introductory courses at UMUC. She sees that the mean grade for history is 2.71, whereas the mean grade in political science is 3.50. Based on this information she decides to switch his major to political science, where he feels it will be more likely he could receive an A in his courses. Do you think Maria’s decision is appropriate based on data?
The ages for a sample of 10 women who have just given birth to their first child are 17, 27, 31, 19, 20, 20, 19, 17, 17, and 27. Compute each of the following descriptive measures:
the range = 14
the variance = 25.38
the standard deviation = 5.04
Calculate the standard deviations for the following set of measurements:
10, 8, 6, 7, 8, 4, 2, 8, 0
20, 1, 2, 5, 7, 7, 0
Sample Standard deviation = 6.78
Paramount Studios has won the most Oscars than any other studio. Below is a chart indicating the movie and the box office receipts. On average, what are the box office receipts for Oscar movies under this studio name?
Calculate the standard deviation for the lowest three profit making movies.
Explain to me a concept from one of the first few chapters in your own words. Teach me as if I never understood the concept. You can write up to 100 words. Spelling, grammar, and precise content count.