2. The frequency distribution for the systolic blood pressure readings (mmHg) of 200randomly selected polytechnic students is shown in Table 2.Number of StudentsSystolic Blood Pressure (mmHg)2490-10462105-11972120-13426135-14912150-1644165-179Table 2:Systolic blood pressure readings of 200 polytechnic studentsUsing formula, find:1.Find the mean11.Find the mode11.Find the 70th percentile (P70)

Answered: Image /qna-images/answer/2caab651-91a7-4803-98d4-4eee3e4a2809.jpg

Answered: 2. The frequency distribution for the…

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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For these data set: 390, 460, 650, 710, 760, 780, 800, 830, 860, 890, 910, 950, 970, 1040, 1090, 1090, 1130, 1150, 1170, 1240, 1290, 1370, 1470, 1500, 1520, 1580, 1720, 2140 What is the (most likely) discrete unit for this data set? What is the span of the range? Using this value, if the goal is to have 10 classes, what is the nicest class width?
How was the following relative frequency answers on the bottom left corner found from the data table on the upper right corner?
Here is a frequency table of weekly rent ($) paid by international university students: Weekly rent ($) Frequency (0, 120] 16 (120, 240] 6 (240, 360] 17 (360, 480] 6 (480, 600] 17 How many students in this sample paid less than or equal to $480 per week in rent? Please do NOT include units in your answer.
400 350 0383 300 250 -271.8 200 150 173.7 X1369106383 100 133.1 85 50 -45.2 Annual rainfalls for Metropolis are given in the following table ("Annual maximums of," 2013). The box plot above provides one visual depiction of the data distribution. Use it or construct a frequency table and/or frequency histogram (use 8 classes) to analyze the distribution of this data. Then, select which of the following statements about distribution of this data is most correct: Table: Annual Rainfall in Metropolis 146.8 383 90.9 178.1 267.5 95.5 156.5 180 90.9 139.7 200.2 171.7 187.2 184.9 70.1 58 84.1 55.6 133.1 271.8 135.9 71.9 99.4 110.6 47.5 97.8 122.7 58.4 154.4 173.7 118.8 88 84.6 171.5 254.3 185.9 137.2 138.9 96.2 85 45.2 74.7 264.9 113.8 133.4 68.1 156.4 Question 5 options: A) Data appears NOT to be distributed normally (unimodal but mean appears to be less than median); one outlier exists (383); skew to left is discernable and supports relationship of mean to median B) Data appears to be…
The following are ages of 17 of the signers of the Declaration of Independence. 48, 52, 55, 50, 33, 45, 70, 69, 50, 36, 50, 52, 44, 39, 44, 42, 46 Send data to calculator Find 20th and 75th percentiles for these ages. (If necessary, consult a list of formulas.) (a) The 20th percentile: The 75th percentile: 0 (b) Continue tab esc ! 1 9 2 W #r 3 5 e C ? $ 4 r % 5 acer Oll 6 t y & 7 U 8
10. b. Test statistic = ? c. P-value = ? d. Reject/Accept null hypothesis ?
Data was collected for 161 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests Frequency 220 – 239 5 240 – 259 35 260 – 279 80 280 – 299 27 300 – 319 14 What is the class width for this GFDT?Class width =
given this data, what will be the most appropriate way to present them?
what is the median numebr of touchdowns
How to construct the Cumulative Frequency Distributions? Explain with the example.
Complete the following frequency chart.A frequency chart of temperatures Temperature Frequency Relative Frequency 70 - 74 75 - 79 80 - 84 85 - 89 90 - 94 From the frequency chart, calculate the mean. How does the mean from the raw data (question 7) compare to the mean from the grouped data (question 9)? Use the frequency chart to create a histogram of the daily high temperatures at Cox-Dayton International Airport for June and July 2018. Describe the distribution by shape, center, and spread. Also, state whether there are any outliers.
Home-myRCC mylearning.suny.edu/d21/le/content/920969/viewContent/25846458/View The following data represents the age of 30 lottery winners. Given the frequency distribution for the data, Age Frequency Relative Frequency Cumulative Relative Frequency [20,29] 0.1667 [30,39] 0.1 [40,49] 0.2 [50,59] 0.1 [60,69] [70,79] [80,89] 8 ✓ A.1 HW-23FA STATISTICS (81 x 5 3 6 3 4 8 1 What is the frequency of lottery winners of age between 19 and 40? 30 ✓% 0.1333 0.2667 0.0333 What percentage of lottery winners are 70 years or older? 0.266 + What is the relative frequency of ages under 40? What is the cumulative relative frequency of lottery winners younger than 50? O 0.1667 0.2667 0.4667 0.5667 0.7 0.9667 1 SEP 13

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