3. The following Questions come from the following Graph:120010008006004002000.10454060Total82307018-3413841592264555268495133155-64485247835-44 45-5465+Sample Percent approve Percent disapprove(g) Estimate P(Disapprove | surveyed was 44 or YOUNGER)• (h) Estimate P(were 45 or OLDER | they Approved on survey)4456Male5673763Female100%0%

Answered: 3. The following Questions come from…

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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出功校的帥助 Given the following scores of 60 students in Mathematics prelim examination 17 31 26 34 32 44 33 39 45 21 24 38 42 39 32 43 18 32 49 33 33 33 22 29 33 43 39 57 33 33 48 29 29 37 29 19 23 32 Do the following: 1. Frequency Distribution Table 2. Line graph 3. Bar graph 4. Pie graph
b) Marks obtained by 89 students in sociology are given below: 2+2+2=6 Marks No. of students 0-6 7-13 12 14-20 15 21-27 20 28-34 16 35-41 12 42-48 6. 49-55 4 56-62 63-69 70-76 Prepare a histogram, a frequency polygon and ogive for this distribution and explain the graphs.
12. MS. Pettipiece wants to see if there is correlation between the students overall Data mark (in percent) in his class and the Grade 11 math mark (in percent). The following data was collected and graphed/ Scatter Plot Collection 1 Collection 1 100 Grade11 Data 90- 67 71 60 79 80- 80 93 :- 70- 69 72 74 66 60- 9. 86 79 50 7 86 89 40 78 67 90 91 55 60 65 70 75 80 85 90 95 Grade11 10 63 70 201 10- 11 72 63 12 76 0- 13 70 75 -10- 14 84 86 -20 15 55 43 55 60 65 70 75 80 85 90 95 Grade11 - Data = 0.866Grade11 + 11: r= 0.50 Discuss the correlation between the Data mark and the Grade 11 mark. Make sure to reference the coefficients of correlation and/or determination in your discussion. Residual Data
I need an answer for number 28
4
Exhibit 1 gives a frequency distribution table of age of the individuals who are smokers. a) Using Exhibit 1 above, describe how you would find the age group which contains the median smokers. Specify the age group.
1) Use the following height data to create a Frequency Table: (Make the First Class 60-63.9)70.8 66.2 71.7 68.7 67.6 69.2 66.5 67.2 68.3 65.663.0 68.3 73.1 67.6 68.3 71.0 61.3 76.2 66.2 69.7 2) Make a histogram from the Frequency Table. 3) Find the Mean________, Mode ________, Median________, Mid Range _________
The data set shows the ages of all participants in two yoga classes. Complete parts (a) through (d) below. 8:00 P.M. Class 3:00 P.M. Class 77 19 24 18 18 18 68 75 60 25 59 22 33 20 19 69 73 64 53 35 68 71 23 43 18 19 24 76 68 75 55 73 59 31 44 25 20 31 18 77 38 74 (a) Make a back to back stem-and-leaf plot to display the data. 8:00 P.M. Class 3:00 P.M. Class 1 2 3 te 5 6 esc Key: 10 10 7 cce 1-- 4t
3. The following Questions come from the following Graph: 1200 1000 800- 600 400 200 . . 0 1045 40 60 Total 82 30 70 18-34 138 41 59 226 45 55 268 49 51 331 55-64 48 52 478 35-44 45-54 65+ Sample Percent approve Percent disapprove 44 56 Male 567 37 (d) Can you determine Number of Females surveyed who were age 65+? (e) Assuming this is a survey of US citizens does the survey appear to be representative of the General Population? (f) Estimate P(Approved | surveyed was 45 or OLDER) 63 Female 100% 0%
A newspaper article reported that 320 people in one state were surveyed and 80% were opposed to a recent court decision. The same article reported that a similar survey of 510 people in another state indicated opposition by only 30%. Construct a 99% confidence interval of the difference in population proportions based on the data. The 99% confidence interval of the difference in population proportions is ( (Round to four decimal places as needed.)
I need an answer for number 30
17.A scientist collects these measurements: 0.90,0.85, 0.64,0.94, 0.99, −0.02,0.56,,0.15, 0.73, 0.72, 0.89, 1.72, 0.52 Which statement is correct? A.The data value −0.02 is an outlier because it is the only number less than 0.00. b.The data value 1.72 is an outlier because it is greater than 1.5×IQR above the third quartile. C.The data value 1.72 is an outlier because it is the only number greater than 1.00 d.The data value −0.02is an outlier because it is less than 1.5×IQR below the first quartile.

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