question 1.

myopenmathcom C I I [11 The IQ scores of 50 students are given below. 86 86 95 96 99 100 105 106 112 113 (a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use the same width for each subsequent class. Class Frequency 85-89 DIDDDDUU (b) Which of the following 15 the correct histogram for this data? ) Frequency 845 895 94.5 9951045109,?1451195 IQ Score Q C myopenmath.com re store NANOSNA Frequency O + 85 90 95 100 105 110 115 120 IQ Score Q Frequency O 95 105 115 IQ Score Q Frequency O 75 85 95 105 115 125 IQ Score Q Question Help: Written Example Message instructor myopenmath.com C Question 4 0/1 pt ' 20 99 0 Details Find 84th percentile, P84, from the following data 120 150 210 220 260 300 330 360 390 420 430 550 580 590 610 620 630 650 670 700 710 720 750 800 320 850 870 880 900 910 920 930 940 970 1000 P84 = Question Help: Written Example Message instructor Submit Question Jump to AnswerV V V W h V N '7 if V myopenmathnom O U 7"" 7' "V V 7 7 7 ' - Find the 54th percentile, P54, from the following data 1100 1200 1300 1700 1800 ElmEm! 5900 6100 6700 7000 - 7200 7400 7600 Question Help: Q Written Example 8 Message instructor myopenmath.com C Question 6 0/3 pts ' 20 99 0 Details Find the 25th, 50th, and 75th percentile from the following list of 29 observations. 10 14 22 24 27 28 31 33 34 44 47 51 52 56 57 59 61 66 67 69 72 78 87 89 90 93 95 98 100 25th percentile = 50th percentile = 75th percentile = Question Help: Written Example Message instructor Submit Question Jump to Answer\"7 ED 7, , " " "' """" ' " myopenmathcom C 7 V " -' 5' Consider the boxplot below. I9 34 47 59 69 i i i i i i i i I i i i 15 20 25 30 35 40 45 50 55 60 65 70 data q a. What quarter has the largest spread of data? 0 First Quarter 0 Second Quarter 0 Third Quarter O Fourth Quarter b. What is that spread?:] c. Find the Inter Quartile Range (IQR): :] d. Which interval has the most data in it? Q 19 - 34 O 50 - 59 O 34 - 47 O 57 - 69 e. What value could represent the 3rd percentile? 035 021 066 054 Question Help: [Q Written Example 8 Message instructor Submit Question Jump to