Below is a histogram of the current prices of different varieties of face masks, with askewness of measure of -1.380. Based on your knowledge of graph shape,approximate the mean (average) cost of a box of masks.Count151050T2037$ per box of 24$8 per box of 2449$ per box of 2424$ per box of 24Current price of a box of 24 facemasks2530Price354045

From the provided histogram, the current price of the box is given on the x-axis, whereas, the…

Answered: Below is a histogram of the current…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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3. Displayed below is a histogram of weights of all men and women who subscribe to a workout program at the workout center here at UW-Platteville. a. Based on the graph, would you expect the mean to be (circle one): i. higher than the median ii. about the same as the median iii. lower than the median b. Explain your answer. Frequency 30 25 20 10 0 120 160 Histogram of All Weights 240 200 Weights in pounds 280 320
II On Friday night, the owner of Chez Pierre in downtown Chicago noted the amount spent for dinner for 28 four-person tables. 95 103 109 114 113 107 10 OLT 104 08 134 124 105 84 176 115 69 68 95 108 61 091 87 128 95 61 150 52 136 E Click here for the Excel Data File (a) Find the mean, median, and mode. (Round your answers to 2 decimal places.) Descriptive Statistics Data Count Mean Median Mode (b) Are the data symmetric or skewed? If skewed, which direction? O Symmetric O Skewed left O Skewed right Graw 11!H < Prev 10 of 19 ....... 2 Type here to search < įXƏN
The weights (to the nearest five pounds) of 30 randomly selected male college students are organized in the histogram. Use the graph to find the median weight. The median weight is pounds. (Type an integer or a decimal.) C Students (frequency) Number 10- 8+ 6- 4- Weight of 30 Male College Students 110 115 120 125 130 135 140 145 150 155 160 165 Weight (pounds) ON
Use the same scales to construct modified boxplots for the pulse rates of males and females from the accompanying data sets. Identify any outliers. Use the boxplots to compare the two data sets. Click the icon to view the data sets. Determine the boxplot for the men's pulse rate data. Choose the correct graph below. O A. O C. xx HE 40 50 60 70 80 90 100110 O C. What points are outliers? OA. 46 O B. 46, 89, 105 OC. 46, 48, 105 O D. 105 40 50 60 70 80 90 100110 -ידי xH Determine the boxplot for the women's boxplot data. Choose the correct graph below. O A. Q 40 50 60 70 80 90 100110 xH Q 40 50 60 70 80 90 100110 Q ✔ Q ✔ C O B. O D. O B. O D. 841x 40 50 60 70 80 90 100110 X 40 50 60 70 80 90 100110 40 50 60 70 80 90 100110 XX 40 50 60 70 80 90 100110 Q Q M Q Q ✔ Pulse rates for men and women Men's Pulse Rates 59 72 72 58 84 50 58 65 66 55 105 64 65 77 70 62 Women's Pulse Rates 76 70 74 83 59 67 65 72 74 89 85 78 56 80 60 46 70 59 70 75 66 68 66 72 77 78 97 74 62 81 54 74 77 79 89 95 59 98…
3. The data in the table shows the mileage that students commute to school. B. Find the weighted mean. Miles Midpoint Frequency 10 - 14 12 8 15 - 19 17 C. Draw a histogram for the data. 20 - 24 22 9 25 - 29 27 21 30 - 34 32 7 A. How many students are in the class?
Researchers wondered whether the size of a person's brain was related to the individual's mental capacity. They selected a sample of 5 females and 5 males and measured their MRI image pixel counts and IQ scores. Females Males MRI IQ MRI IG The data is reported to the right. Complete parts (a) through (d) below 139 858,472 140 955,003 935,494 924,059 1.079.550 1,001.121 Click the icon to view the critical values table. 991,305 138 141 857,782 833,868 790,619 133 135 132 141 135 140 AMRI 1,080,000- AIO 145 AIO 145- AMRI 1,080,000 780,000 130 130 780,000 130 780,000 780,000 130 1,080,000 145 1,080,000 MRI 145 MRI (b) Compute the linear correlation coefficient between MRI count and IQ. Are MRI count and IQ linearly related? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Round to three decimal places as needed.) A. Yes, MRI count and IQ are linearly related since the linear correlation coefficient is O B. No. MRI count and IQ are not…
Use a stem-and-leaf plot to display the data, which represent the thickness (in centimeters) of ice measured at 20 different locations on a frozen lake. Describe any patterns. 5.8 6.3 6.9 7.2 5.1 4.9 4.6 5.8 7.0 6.8 8.2 7.5 7.2 5.8 7.2 8.0 7.4 6.9 5.9 4.9 Determine the leaves in the stem-and-leaf plot below. Key: 3|3 = 3.3 Ice Thickness 6| 8 What best describes the data? A. Most thicknesses are greater than 7 centimeters. B. Most thicknesses are 6 centimeters. C. Most thicknesses are between 5 and 8 centimeters. D. Most thicknesses are less than 5 centimeters.
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