3.5 Statistics
3. The data represent the age of world leaders on their day of inauguration. Find the five-number summary. and construct69 52 44 65 % a boxplot for the data. Comment on the shape of the distribution. 57 53 62 43 65 54 61 57 68 48 67 The fivenumber summary is . . . . - Choose the correct boxplot of the data below. 0 A. O B. O c. e. a a o W [3' WW [3' WW [5\" 40 50 60 70 40 50 6t] 70 40 50 60 70 Choose the correct description of the shape of the distribution. 0 A. The distribution is skewed to the right. 0 B. The distribution is skewed to the left. 0 C. The distribution is roughly symmetric. O D. The shape of the distribution cannot be determined from the boxplot. 4. The following data represent the dividend yields (in percent) of a random sample of 28 publicly traded stocks. Complete parts (a) to to). (a) Compute the ve-number summary. The five-number summary is I. I I. . I. I I. (Round to two decimal places as needed. Use ascending order.) (6) Draw a boxplot of the data. OA 05 0c Q a pa 9,0 TIIlr't 'lllll_D E 5'. (c) Determine the shape of the distribution from the boxplot. O A. The distribution is skewed to the left. 0 B. The distribution is roughly symmetric. O C. The distribution is skewed to the right. 0 D. The shape of the distribution cannot be determined from the boxplot. 5. The following data represent the weight (in grams) of a random sample of 13 medicine tablets. Find the venumber 0.610 0.607 0.612 0.610 % summary. and construct a boxplot for the data. Comment on the shape of the distribution. 0.610 0.610 0.605 0.605 0.600 0.609 0.612 0.599 0.608 The fivenumber summary is I I I I. . I I I. (Use ascending order.) Choose the correct boxplot of the data below. OA Os Om 6.1 a a a a 9. WW [1" WW [3' Wm B} 0.6 0.6t 0.5 0.61 0.6 0.61 Choose the correct description of the shape of the distribution. 0 A. The distribution is skewed to the right. 0 B. The distribution is skewed to the left. 0 C. The distribution is roughly symmetrical. O D. The shape of the distribution cannot be determined from the boxplot. 6. Select the correct choice that completes the sentence below. (This is a reading assessment question. Be certain of your answer because you only get one attempt on this question.) For a distribution that is skewed left. the left whisker is longer than the right whisker. YOU ANSWERED: the same length as 7. The following data represent the dividend yields (in percent) of a random sample of 28 publicly traded stocks. Compute the five-number summary for the data. The five-number summary is I I. I I. . I. I I. (Round to three decimal places as needed. Use ascending order.)
