A Review of Statistical Concepts Q.revised by 9-16-2017 (2) (Compatibility Model

Question

A Review of Statistical Concepts Q.revised by 9-16-2017 (2) (Compatibility Model-Word ferences Mailings Review View Grammarly Tell me what you want to do For situation described in Q6 and Q7, identify method (random, systematic, dluster, or stratified), variable, data type, parameter and or descnbe the population, sample, sampling statistic (Parameters are numbers that summarize data for an entire population. Statistics are numbers that summarize data from a sample, ie some subset of the entire population) If a numerical answer is available (stated or implied), be sure to state it Otherwise, record non-available (N/A). 6. Sam is interested in students' opinions about a business presentation held in school. He 16th, 21t 26h, and so on) to rate their overall satisfaction towards the presentation on a scale of 1-7 (best) Mary, one of the students completing the evaluation, rated the program 5. The mean rating for the 40 students who sit in every 5h row (i.e. 1st, 6h, 11 students who responded was 6.3. a Population b. Sample: c. Sampling method: d. Variable e. Data type f Parameter

Explanation / Answer

a: Population: Students who attended business presentation in the school

b. Sample: Students who sit in every 5th row

c. Sampling method: Cluster sampling

d. Variable: Satisfaction rating on the presentation

e. Data type: Ordinal

f. Parameter: Mean rating for the 40 students and it's value is 6.3

g. Statistic: Mean rating for all students and it's value is not available.

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