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Class 11 Mathematics Chapter 15 Statistics Quiz 13 (60 MCQs)

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1. These are quantitative data that have infinitely many possible values between any two given data points
2. What is the Latin word for Statistics?
3. It is the study of collecting, organizing, and analyzing data.
4. What is the study of numerical or quantitative data to make predictions or draw conclusions about a population?
5. What is the branch of statistics that involves drawing conclusions about a population based on information contained in a sample taken from that population?
6. Which one is refer to population?
7. A Stratified Random Sampling Technique divides the big population into smaller groups, called .....
8. This data gathering method is ideal for data where an explanation may be necessary for certain responses.
9. What is a synonym for mean?
10. Blank the branch of statistics that involves the organization, summarization, and display of data (numbers and facts)
11. A 1 in four chance of occurring is the same as a 25% chance of occurring.
12. What is the difference between a population and a sample in statistics?
13. There are 17, 246, 372 high school students in the U.S. In a study of 8505 U.S. high school students 16 years of age or older, 44.5% of them said they texted while driving at least once in the past 30 days. Which of the following represents the sample?
14. For 'more than ogive' the x-axis represents:
15. Identify whether the experiment involves a discrete or a continuous random variable.Recording the number of points scored by a NBA team in each game of the 2018 season
16. Which of the following best describes a Type II error?
17. Two branches of statistics are ..... and .....
18. Which statistic measures the strength and direction of a linear relationship between two variables?
19. Indicate which level of measurement is being used in the given scenario. The teacher of a class of third graders records the letter grade for mathematics for each student.
20. Julyeth gave each member of the class a random cookie, some from recipe A and some from recipe B. Then she noted the students who asked for a second cookie. Which type of data collection was used in the situation?
21. What is the median score of the set 9, 10, 13, 14, 15, 18, 23, 27, and 30?
22. What is a dispersion?
23. Which of the following is NOT a summary statistic?
24. If you wanted to compare the number of students admitted from Satara and Kolhapur in 2013, which skill would you use?
25. A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the population standard deviation of the contents is 0.22 ounces. In this problem, the 4 ounces is?
26. Your TLE teacher determines the effectiveness of loam soil in the growth of corn plants through experimental studies. In what field does statistics help in this condition?
27. Set of values of qualitative and quantitative variables?
28. Given the set 3, 4, 6, 7, 8, 10 and 12. What is the range?
29. If a shop advertises a price as "including GST" , what does GST stand for?
30. The scores of a random sample of 100 high school students on a standardized mathematics test in school A gave a mean of 78 and a standard deviation of 20.Find the 95% confidence interval estimate for the true average score in mathematics in this standardized test.
31. Branch of statistics that refers to the different methods applied in order to summarize and present data in a form which will make them easier to analyze and interpret n Ex:tabulation, graphical presentation, computation of averages
32. What is a query that can be answered by collecting data that may vary?
33. The radiation dosage received by a cancer patient per chemotherapy treatment is an example of .....
34. Which type of numerical data set can be counted in a finite matter
35. Compute the divergence of the vector field $F\left(x, y, z\right)=\left(x^2y\right)i+\left(2y^3z\right)j+\left(3z\right)k$
36. Definition:Collection of facts for two different measurements (questions).
37. What is a definition of the standard error?
38. Which measure of central tendency can be used to compute the average rate of growth?
39. Which of the following is/are the basic step/s of solving problems involving statistics?
40. What is the null hypothesis for a Chi-square test?
41. Mrs. Niles is doing a study about middle school mathematics at Galena Middle School. Find a sample representative of the population.
42. The ..... is the middle number according to size.
43. The smallest mathematical value in the data set
44. If you want to compare the spread of entrance scores among students, which statistic would you use?
45. How many modes can you have in a data set?
46. Pick the word that best matches the following definition: "any numerical quantity that characterizes a given population or some aspect of it."
47. What do you call a line that passes through two lines in the same plane at two distinct points?
48. Find the range of the following data sets.61, 22, 34, 17, 81, 99, 42, 94
49. Which statistical test would you use to determine if the average Sepal.Length differs significantly among three species?
50. Statistics may be much easier if you have
51. What is the type of variable?The length of time to complete a mathematics homework assignment
52. Which of the following distributions is a normal distribution?
53. Census report is the example of:
54. Each choice contains an interval of numbers extracted from a frequency distribution table. Which of the following interval of numbers have a class width of 6?
55. What is the process of water movement through a plant, from roots to leaves, called?
56. It is a complete collection of all elements to be studied.
57. Values that divide a data set into four equal parts.
58. The data set will be used to answer question 2-5Find the median of the data set:(13 data)9, 8, 3, 10, 6, 5, 9, 7, 11, 15, 7, 16, 3
59. Variability is a data observation that have a same information for each time there are collected.
60. Data measured on a nominal scale can only be classified into categories.
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