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For questions 40 - 42, consider a set of data 5,4,3,5,5, 4, 3, 2, 1, 0,5,4,5,...
For questions 23-25, consider the histogram below depicting the ages of students enrolled in some form...
For questions 23-25, consider the histogram below depicting the ages of students enrolled in some form of school: 23) The distribution of the data in this histogram could be best described as: * 30 25 20 15 10 10 20 30 40 50 60 OA) Normal OB) Skewed right OC) Skewed Left OD) Uniform 24) What is the best measure of central tendency for this type of distribution: OA) Mean OB) Mode OC) Media OD) Average 25) Which of the...
The following data represents the GPA of a sample of 15 students enrolled in a history...
The following data represents the GPA of a sample of 15 students enrolled in a history class. 3.4, 3.9.4.0, 2.8, 3.5, 2.6, 3.2, 3.6, 19, 21, 2.0, 3.3, 2.4, 1.8, 3.2 (a) Find the first quartile. Do not include the median in the calculations Answer: (b) Find the third quartile. Do not include the median in the calculations Answer: (c) Find the mean (Round to 2 decimal places.) Answer: (d) Find the median Answer: (e) Find the mode Answer: (1)...
Intensity Frequency 1 450 2 510 3 213 4 98 5 46 1317 Total Find the...
Intensity Frequency 1 450 2 510 3 213 4 98 5 46 1317 Total Find the mean intensity number: Oa 2 Ob. 2.07 Oc. 3 Od. 546.20 19. If we have a population of test scores with u = 80 and o=6 that is bell-shaped, use the Empirical Rule to derive an interval in which about 95% of the scores fall.:* Oa (74, 86) Ob. (68, 92) Oc. (60, 98) Od. (68, 86) 20. The statistic that describes the fiftieth...
15. The average salary in Vancouver has a mean of $70,000 and a median of $48,000....
15. The average salary in Vancouver has a mean of $70,000 and a median of $48,000. Which statistic would you prefer to use as a measure of center, and why?: * Oa. The mean because this statistic should always be used as the measure of center. Ob. The median because the salaries are strongly skewed left. Oc. The mean because the salaries are bell-shaped. Od. The median because the salaries are strongly skewed right. Questions 16-17: Consider the following summary...
QUESTION 1 a) Consider the data of Table 1.1 which specifies the "life" of 40 similar...
QUESTION 1 a) Consider the data of Table 1.1 which specifies the "life" of 40 similar car batteries recorded to the nearest tenth of a year. The batteries are guaranteed to last 3 years. Table 1.1 3.5 2.2 3.4 2.5 3.3 4.1 1.6 4.3 3.1 3.8 3.1 3.4 3.7 3.4 4.5 3.3 3.6 4.4 2.6 3.2 3.8 2.9 3.2 3.9 3.7 3.1 3.3 4.1 3.0 3.0 4.7 3.9 1.9 4.2 2.6 3.7 3.1 3.4 3.5 4.7 (i) Represent the above...
QUESTION 1 Which of the following statements is TRUE for a set of data which has a skewed distrib...
QUESTION 1 Which of the following statements is TRUE for a set of data which has a skewed distribution? Oa The median is the average of the Ob. The interquartile range is one half of Oc. The mean always lies between the Od. The median partitions the set of data smallest and the largest observation the range median and the mode into two equal parts QUESTION2 The distribution of the distance travelled by 35 people from an outer Brisbane suburb...
5) Given the data array 32 33 35 39 40 41 42 42 43 45 49...
5) Given the data array 32 33 35 39 40 41 42 42 43 45 49 78 93 a) Give Five Number Summary b) Draw a boxplot. c) Calculate the InterQuartile Range, the Upper Fence, the Lower Fence d) Check for outliers
Use the accompanying data set to complete the following actions a. Find the quartiles. b. Find...
Use the accompanying data set to complete the following actions a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers 41 52 37 45 41 37 40 48 43 38 34 55 44 36 15 53 37 51 29 29 a. Find the quartiles The first quartile, Q, is The second quartile. Q2, is The third quartile, Q3, is (Type integers or decimals.) b. Find the interquartile range. The interquartile range (IQR) is (Type an integer or...
Single data values (in hours): 3, 1, 4, 5, 5, 2, 2.5, 3.5, 4, 4.5, 0,...
Single data values (in hours): 3, 1, 4, 5, 5, 2, 2.5, 3.5, 4, 4.5, 0, 2, 2, 2.5, 3.5, 4, 4, 4, 4, 2, 3.5, 3.5, 2, 3, 4, 4, 3, 3, 3, 1 Paired data values: Athletes Non-athletes 3.7 2.5 3.1 4.1 4.2 4.2 4.2 4.2 3.4 3.0 3.7 3.8 2.1 2.1 3.5 2.7 3.6 1.8 4.0 2.0 2.9 3.6 3.2 3.9 2.9 2.6 3.5 2.8 3.6 3.1 3.4 3.5 2.9 3.5 3.9 3.6 2.8 2.9 3.1 2.7...
Find the percentile for the data value. Data set: 51 42 40 65 75 65 47;...
Find the percentile for the data value. Data set: 51 42 40 65 75 65 47; data value: 51 O A. 57 OB. 43 OC. 50 20
For questions 23-25, consider the histogram below depicting the ages of students enrolled in some form of school: 23) The distribution of the data in this histogram could be best described as: * 30 25 20 15 10 10 20 30 40 50 60 OA) Normal OB) Skewed right OC) Skewed Left OD) Uniform 24) What is the best measure of central tendency for this type of distribution: OA) Mean OB) Mode OC) Media OD) Average 25) Which of the...
The following data represents the GPA of a sample of 15 students enrolled in a history class. 3.4, 3.9.4.0, 2.8, 3.5, 2.6, 3.2, 3.6, 19, 21, 2.0, 3.3, 2.4, 1.8, 3.2 (a) Find the first quartile. Do not include the median in the calculations Answer: (b) Find the third quartile. Do not include the median in the calculations Answer: (c) Find the mean (Round to 2 decimal places.) Answer: (d) Find the median Answer: (e) Find the mode Answer: (1)...
Intensity Frequency 1 450 2 510 3 213 4 98 5 46 1317 Total Find the mean intensity number: Oa 2 Ob. 2.07 Oc. 3 Od. 546.20 19. If we have a population of test scores with u = 80 and o=6 that is bell-shaped, use the Empirical Rule to derive an interval in which about 95% of the scores fall.:* Oa (74, 86) Ob. (68, 92) Oc. (60, 98) Od. (68, 86) 20. The statistic that describes the fiftieth...
15. The average salary in Vancouver has a mean of $70,000 and a median of $48,000. Which statistic would you prefer to use as a measure of center, and why?: * Oa. The mean because this statistic should always be used as the measure of center. Ob. The median because the salaries are strongly skewed left. Oc. The mean because the salaries are bell-shaped. Od. The median because the salaries are strongly skewed right. Questions 16-17: Consider the following summary...
QUESTION 1 a) Consider the data of Table 1.1 which specifies the "life" of 40 similar car batteries recorded to the nearest tenth of a year. The batteries are guaranteed to last 3 years. Table 1.1 3.5 2.2 3.4 2.5 3.3 4.1 1.6 4.3 3.1 3.8 3.1 3.4 3.7 3.4 4.5 3.3 3.6 4.4 2.6 3.2 3.8 2.9 3.2 3.9 3.7 3.1 3.3 4.1 3.0 3.0 4.7 3.9 1.9 4.2 2.6 3.7 3.1 3.4 3.5 4.7 (i) Represent the above...
QUESTION 1 Which of the following statements is TRUE for a set of data which has a skewed distribution? Oa The median is the average of the Ob. The interquartile range is one half of Oc. The mean always lies between the Od. The median partitions the set of data smallest and the largest observation the range median and the mode into two equal parts QUESTION2 The distribution of the distance travelled by 35 people from an outer Brisbane suburb...
5) Given the data array 32 33 35 39 40 41 42 42 43 45 49 78 93 a) Give Five Number Summary b) Draw a boxplot. c) Calculate the InterQuartile Range, the Upper Fence, the Lower Fence d) Check for outliers
Use the accompanying data set to complete the following actions a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers 41 52 37 45 41 37 40 48 43 38 34 55 44 36 15 53 37 51 29 29 a. Find the quartiles The first quartile, Q, is The second quartile. Q2, is The third quartile, Q3, is (Type integers or decimals.) b. Find the interquartile range. The interquartile range (IQR) is (Type an integer or...
Find the percentile for the data value. Data set: 51 42 40 65 75 65 47; data value: 51 O A. 57 OB. 43 OC. 50 20
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