Mathematics

Mathematics, 01.08.2019 03:00, Robyn1234

Suppose the first class in a frequency table of quantitative data is 0 dash 40-4 and the second class is 5 dash 95-9. what is the class midpoint of the first class?

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Mathematics, 22.06.2019 01:00, s27511583

The weight of 46 new patients of a clinic from the year 2018 are recorded and listed below. construct a frequency distribution, using 7 classes. then, draw a histogram, a frequency polygon, and an ogive for the data, using the relative information from the frequency table for each of the graphs. describe the shape of the histogram. data set: 130 192 145 97 100 122 210 132 107 95 210 128 193 208 118 196 130 178 187 240 90 126 98 194 115 212 110 225 187 133 220 218 110 104 201 120 183 124 261 270 108 160 203 210 191 180 1) complete the frequency distribution table below (add as many rows as needed): - class limits - class boundaries - midpoint - frequency - cumulative frequency 2) histogram 3) frequency polygon 4) ogive

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Mathematics, 10.07.2019 03:30, alizeleach0123

Last question below, or select another question the wind mountain excavation site in new mexico is an important archaeological location of the ancient native american anasazi culture. the following data represent depths (in cm) below surface grade at which significant artifacts were discovered at this site (reference: a.i. woosley and a.j. mcintyre, mimbres mogollon archaeology, university of new mexico press). 85, 45, 75, 60, 90, 90, 115, 30, 55, 58, 78, 120, 80, 65, 65, 140, 65, 50, 30, 125, 75, 137, 80, 120, 15, 45, 70, 65, 50, 45, 95, 70, 70, 28, 40, 125, 105, 75, 80, 70, 90, 68, 73, 75, 55, 70, 95, 65, 200, 75, 15, 90, 46, 33, 100, 65, 60, 55, 85, 50, 10, 68, 99, 145, 45, 75, 45, 95, 85, 65, 65, 52, 82 construct the class frequency distribution table for the data above with 10 classes. class 1: 10-30 | 4 class 2: [30-5012 class 3: [50-701 class 4: [70-90)9 class 5: 90-110| || class 6: [110-130 || 6 class 7: [130-1503 class 8: [150-170 || 0 class 9: [170-190o class 10: [190-210 || 1 licensa points possible: 10 unlimited attempts

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Mathematics, 13.07.2019 22:20, woodpeckerdeejpe8wvh

The following data represent tonnes of wheat harvest each year (1894-1925) from plot 19 at the rothamsted agricultural experiment stations, england. 2.67, 1.58, 2.56, 1.6, 2.16, 1.98, 1.63, 1.95, 2.3, 1.22, 1.27, 1.76, 2.78, 2.11, 2.03, 1.58, 1.43, 2.15, 0.55, 1.44, 0.73, 2, 1.28, 0.85, 1.31, 0.91, 0.9, 1.35, 1.15, 1.14, 0.42, 0.66 construct the class frequency distribution table for the data above with 8 classes of classwidth 0.3. class 1: [ class 2: class 3: [ class 4: class 5: class 6: class 7: class 8

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Mathematics, 13.07.2019 23:30, Smays6903

Question 9 which of the following histograms represents this set of data? 2, 3, 1, 10, 14, 22, 19, 28, 6, 11, 34, 30, 6, 18, 19, 20, 14, 29, 5, 9, 7, 9, 12, 3, 10 a. histogram class 0-9 has frequency 5, class 10-19 has frequency 8, class 20-29 has frequency 4, class 30-39 has frequency 5 b. histogram class 0-9 has frequency 10, class 10-19 has frequency 9, class 20-29 has frequency 4, class 30-39 has frequency 2 c. histogram class 0-9 has frequency 5, class 10-19 has frequency 2, class 20-29 has frequency 8, class 30-39 has frequency 2 d, histogram class 0-9 has frequency 4, class 10-19 has frequency 6, class 20-29 has frequency 8, class 30-39 has frequency 2 question 10 examine the box-and-whisker plot below. identify the third quartile of the data set. box-and-whisker plot with minimum 14, q1 15, median 19.5, q3 23, max 25 a. 14 b. 23 c. 15 d. 19.5 3 points question 11 below is a set of data representing the percentage of females in the labor force of several countries in 1980. choose the box-and-whisker plot for this data set. 36, 40, 40, 38, 39, 45, 41, 42 a box-and-whisker plot with minimum 36, q1 38.5, median 40, q3 41.5, max 45 b box-and-whisker plot with minimum 41, q1 42, median 44.5, q3 46, max 48 c box-and-whisker plot with minimum 42, q1 43, median 46, q3 48, max 50 d box-and-whisker plot with minimum 44, q1 46, median 49, q3 52, max 54 3 points question 12 what are the dimensions of the following matrix? a. 2x2 b. 2x3 c. 3x2 d. none of these

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