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Class 11 Mathematics Chapter 15 Statistics Quiz 31 (25 MCQs)

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1. Find the mode and median of the following numbers12, 7, 8, 14, 21, 23, 27, 7, 11
2. Which of the following sentences uses 'statistics' correctly?
3. It can be characterized by numbers representing counts or measurements, what nature of data is it?
4. A branch of Mathematics that deals with the collection, organization, presentation, analysis, and interpretation of data.
5. These are quantitative data that have infinitely many possible values between any two given data points
6. What is the Latin word for Statistics?
7. It is the study of collecting, organizing, and analyzing data.
8. What is the study of numerical or quantitative data to make predictions or draw conclusions about a population?
9. What is the branch of statistics that involves drawing conclusions about a population based on information contained in a sample taken from that population?
10. Which one is refer to population?
11. A Stratified Random Sampling Technique divides the big population into smaller groups, called .....
12. This data gathering method is ideal for data where an explanation may be necessary for certain responses.
13. What is a synonym for mean?
14. Blank the branch of statistics that involves the organization, summarization, and display of data (numbers and facts)
15. A 1 in four chance of occurring is the same as a 25% chance of occurring.
16. What is the difference between a population and a sample in statistics?
17. 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?
18. For 'more than ogive' the x-axis represents:
19. 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
20. Which of the following best describes a Type II error?
21. Two branches of statistics are ..... and .....
22. Which statistic measures the strength and direction of a linear relationship between two variables?
23. 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.
24. Data were collected on the number of minutes spent cooking a meal. The data are as follows:8, 10, 15, 25, 30, 40, 12, 20, and 19 What is the range of this data?
25. 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?
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