Statistics Quiz 13 (30 MCQs)

Quiz Instructions

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1. What do you call the set of all people, objects, events, or ideas you want to investigate?
2. According to the empirical rule, how much of the data falls within 3 standard deviations?
3. The number of independent values or quantities that can be assigned to a statistical distribution
4. Complete the definition:A ..... consists of all subjects (human or otherwise) that are being studied
5. What is the MODE of a data set?
6. Like a bar chart but the X axis is numerical, in order.
7. Number summaryMin:30 Q1:50Median:60 Q3:90Max:170Are there any outliers?
8. Descriptive statistics can be represented by .....
9. The null hypothesis is represented by:
10. Which level of measurement would involve participants being assigned labels to put them into categories?
11. What is referred to as a subset of the population under investigation that a researcher selected to be part of the study?
12. The extent to which scores differ from one another or from their mean.
13. ..... test is used to compare the means of two groups
14. The negative standard deviations on a normal distribution curve mean what?
15. In statistics, we measure a variable, which can be defined as .....
16. Which of the following is part of the analytic goals of studying statistics?
17. A data set can have more than one .....
18. Find the IQR (interquartile range) using the following information.Minimum:77Q1:79.5Median:86.5Q3:90.5Maximum:99
19. Refers to the collection of facts where the researcher gets information.
20. Farmer Joe's apple tree farm is set up in 100 rows. He counts the number of apples produced on every 10th row to estimate the number apples produced on the whole farm. This is ..... sampling.
21. You draw two marbles at random from a jar that has 20 red marbles and 30 black marbles without replacement. What is the probability that both marbles are red?
22. A mayor wanted to see if the people in his town thought he was doing a food job.Which choice best represents a sample?
23. To determine the most popular type of cake amount all the students at your school, ask your entire math class.
24. A ..... is a collection of numbers gathered to give some information.
25. The entire group of individuals about whom we hope to gain information
26. The city of Smyrna wants to know which brand of paint will last longer. They paint 2 streets with brand A and two streets with brand B and checked which lasted longer.
27. What is the median 133, 140, 98, 98, 140, 119, 119.
28. A parameter is .....
29. ..... is a part of a group being surveyed.
30. A collection, or set, of individuals or objects or events whose properties are to be analyzed.