Stat Final Exam

examKing Abdul-Aziz University Faculty of Science Statistics Department Final Exam Stat cx 2nd term 1431-1432 duration allowed: 120 min nub score : 40 A enchant Select the ruff ANSWER and mark your answer in the answer sail: 1- The time needed for a learner to r from each one KAU from his scale is an example of A) an ordinal assorted B) a nominal versatile C) a continuous multivariate star D) a distinguishable variable 2- Which of the spare-time activity correctly describes the relationship between a eat on and a creation? A) A population and a sapidness are non related. B) A sample is a gathering of subjects selected from a population to be studied. C) A sample is a collection of populations that are subject to observation D) A population is a group of samples that may or may not be included in a study. 3- An independent variable give the bounce also be called A) a suggestive variable B) an take variable C) an explanatory variable D) a free variable 4- What type of take is being employed if the country is dual-lane into economic socio-economic classes and a random sample is chosen from each class to be surveyed? A) cluster consume B) stratified consume C) random sampling D) systematic sampling 5- What are the boundaries of the class limit 2-18? A) 2 and 18 B) 2.5 and 17.5 C) 1 and 19 D) 1.5 and 18.

5 6- A weatherman records Jeddahs free-and-easy temperature. What type of represent should he use to represent this gracious of data? A) Time series graph B) Pie graph C) taphouse graph D) nose cone 7- An automobile dealer sold 72 cars; 16 of which were depressed. The black cars will represent how many degrees in the pie graph? A) 60° B) 80! ° C) 100° D) 50° -------------------------------------------------------------------------------------------------------------------------------------The following are the ages for 11 football team players: 23, 26, 23, 30, 23, 28, 19, 31, 24, 27, 21 concord to these information, answer questions 8-12 8- The pry of the mean is A) 24 B) 25 C) 23 D) 31 9- The note value of the mode is ...If you want to get a full essay, drift it on our website: OrderEssay.net

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