The outlier(s) in the data set 10, 17, 20, 21, 27, 22, 25, 24, 40 is (are) O a. 27 and 40 O b. 10 and 40 O c. 10 and 17 O d. 10
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A: Given data set, 10,17,20,21,27,22,25,24,40 Find the outliers.
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- The following is data for the first and second Quiz scores for 8 students in a class. First Quiz Second Quiz 11 11 18 13 19 17 24 19 42 39 44 39 45 42 47 45 Plot the points in the grid below. 50+ 45 40 35 30 25 20 15 10 5 10 15 20 25 30 35 40 45 50The number of daily proposals received by a developing country's government from enterprises interested in winning a contract for the construction of a new port facility is listed below. 2 3 2 4 3 5 2 1 6 4 7 2 5 1 6 Find , Q1, , , Q2, and Q3. Find interquartile range. Construct a boxplot and comment on the distribution.Following figures give the ages in years of newly married husbands and wwes Represent the data by a frequency distribution. Ige of Hushand 24 26 27 25 28 24 28 25 26 Ige of Wit, 17 18 19 17 20 18 18 19 18 19 Ige of Husband 25 26 27 25 27 26 26 26 26 ige of Wife 17 18 19 19 20 19 17 20 17
- d. Is the value of X's tatistically significant? Describe what that means for this situation. 84 - 85 hp 9%6 5. d.Q. Using the data given below answer the questions asked. 56 48 47 42 52 58 42 37 68 40 32 46 45 41 38 34 54 57 61 53 26 45 46 44 50 30 40 56 44 39 21 49 45 51 38 63 39 33 42 37 62 48 43 41 35 43 52 28 54 36 a) Make a frequency distribution of the data with proper number of classes, class limits, class boundaries, midpoints of the classes, frequencies and cumulative frequency columns. b) Make histogram of the data and also draw its frequency polygon. - c) Find Mean, Median, Mode and Quartiles of the data using the frequency distribution.The following data set outlines the scores students had on an Algebra test. 41 42 43 43 43 43 43 44 44 44 44 45 45 45 45 i) Fill in the frequency table (below) Scores 7 6 5 4 3 2 40 43 44 45 1 39 ii) Draw a dot plot on the graph below. You do not need to show the entire column of dots, only the one on the top representing the frequency of the test score. Score 40 40 41 42 43 44 45 19 41 42 13 43 Frequency 44 45 40
- 1la With the aid of simple diagrams, explain the types of skewness. b Calculate the skewness for the data set below Class 16-20 21-24 25-29 30-34 35-39 40-44 45-49 Frequency 16 11 31 19 25 35 252) Here are some data on height (in meters) of mature sycamore trees. Construct a boxplot of these data. Do not use R: 24.8 15.1 33.2 31.3 26.0 23.8 36.9 15.7 35.2 17.6 23.6 31.4 52.2. What percent of the random samples from Bag 1 had between 30% and 50% red marbles? What percent of the random samples from Bag 2 had between 30% and 50% red marbles? f. What percent of the random samples from Bag 1 had between 70% and 90% red marbles? What percent of the random samples from Bag 2 had between 70% and 90% red marbles? g. Which bag is more likely to be the one with 40% red marbles and which bag is more likely to be the one with 80% red marbles? Why? h. A third bag of 50 marbles contains 50% red marbles and 50% black marbles. If students take random samples of 10 marbles from that bag, how do you think a dot plot for those random samples would compare to the dot plots for Bag 1 and Bag 2?
- use. Do a conclusion about thiS 20.5 "reference" drugs that they imitate. One aspect in which ance times (second received the generic drug first, followed by the reference signed at random to the subjects. Subjects 1 through 10 matched pairs design. Numbers 1 through 20 were as- TABLE 20.5 Absorption extent for two drug first, followed by the generic drug. In all 20.50 Comparing two drugs. Makers of generic drugs must ght-hand and left. reads chow that they do not differ significantly from the Astep "reference" drugs that they imitate. One aspect in which Arugs might differ is their extent of absorption in the klood. Table 20.5 gives data taken from 20 healthy non- smoking male subjects tor one pair of drugs." This is a matched pairs design. Numbers 1 through 20 were as- signed at random to the subjects. Subjects 1 through 10 20. Subject Thread Th Right drug. Subjects 11 through 20 received the reference drug first, followed by the generic drug. In all cases, a washout period separated…Find the mean of the data summarized in the given frequency distribution. 12) The highway speeds of 100 cars are summarized in the frequency distribution below. Find the mean speed. Speed (mph) Cars 30-39 4 40-49 19 50-59 50 60-69 15 70-79 12 A) 61.3 mph B) 58.5 mph C) 55.7 mph D) 54.5 mph I said, D, and it is wrong.The Bar graph below describes the scores of a group of students on a 10-point math quiz Frequency 10 9 8 7 6 2 1 0 Ill.... 6 7 3 4 Quiz Scores 5 Score a) How many students took the math quiz? 8 9 10 b) What percentage of the students scored 3 points (round to one decimal place)? c) If a grade of 6 or more was needed to pass the quiz what percentage of the student's passed? (Round your answer to the nearest tenth of a percent.) % %