A lecturer at college wanted to know if he can predict student’s quiz results by asking them tocomplete a simple survey. The result of the survey is given below:Quiz ResultsEQRStudy HrsAgeSexBBTMBMCAuHSLM15103190011011415424001001915120010100161032100110114154210910011210621020101121322118100015150200810011215320010100113150.21908100115152200610111214520051111141572208000077102117001011155240010011010322101001131132311111113152221800001312420171010131032010100181352018000012135220500011315822050101101342317100113130.52010000012130.5201010001515221010100110136220611011185200100010121041910100185220101010111362017.5111110312210410108112190010011515323121001111412301011111314421181011915322051000131442109100113154200510011113520180000710324151011141532006100113153200800008120.5221211018104191700111515320071001141431908100171032110001011132210711011415622061001912321101001141522205100198421071011151572006100113143231401001415521051001121351916100014122221101001141322201010001112322081011419300101011141532118100115153200000001315319171001141522116100185320001011710921101101121442000100068421011100910520020010101322016111010121251510111315221131001981290001001213219001001121532000100114127190310118711910010014121231610111193201501111315221101001141121919000011144221100001108520150011111312212000014150.52008100012141523001101101241910011114120201310111310219101010151222013101181031911101114125210010016102211810018822111101112102200710119632001111178419191110131161916100113102251010011414225151000Quiz Result Actual Mark (0-15) for quiz student attainedEQR Quiz score (0-15) expected to get before taking the quizStudy Hrs. Number of hours per week (on average) spent studying for StatisticsAge Age (in years)BBT Satisfaction rating of Big Bang TheorySex M=1 F=0MB MB=1 for good math background, otherwise 0MC MC= 1 if math centre is used regularly, otherwise 0AuHS AuHS = 1 if student completed high school in Australia, otherwise 0LM LM=1 if student likes math, 0 otherwise Task 2: HistogramCreate a histogram showing the distribution of marks and study hours. Find the 5-numbersummary of the distribution of marks and study hours. Comment on the shape of thedistribution: is it symmetrical? If it is not, is it positively or negatively skewed? Are there anyoutliers present? If so, are they of particular interest?

A histogram is a graphical aid that can help us see whether a distribution is symmetrical or skewed.…

Answered: Create a histogram showing 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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A lecturer at college wanted to know if he can predict student’s quiz results by asking them to
complete a simple survey. The result of the survey is given below:

Quiz Results	EQR	Study Hrs	Age	Sex	BBT	MB	MC	AuHS	LM
15	10	3	19	0	0	1	1	0	1
14	15	4	24	0	0	1	0	0	1
9	15	1	20	0	10	1	0	0	1
6	10	3	21	0	0	1	1	0	1
14	15	4	21	0	9	1	0	0	1
12	10	6	21	0	2	0	1	0	1
12	13	2	21	1	8	1	0	0	0
15	15	0	20	0	8	1	0	0	1
12	15	3	20	0	10	1	0	0	1
13	15	0.2	19	0	8	1	0	0	1
15	15	2	20	0	6	1	0	1	1
12	14	5	20	0	5	1	1	1	1
14	15	7	22	0	8	0	0	0	0
7	7	10	21	1	7	0	0	1	0
11	15	5	24	0	0	1	0	0	1
10	10	3	22	1	0	1	0	0	1
13	11	3	23	1	1	1	1	1	1
13	15	2	22	1	8	0	0	0	0
13	12	4	20	1	7	1	0	1	0
13	10	3	20	1	0	1	0	0	1
8	13	5	20	1	8	0	0	0	0
12	13	5	22	0	5	0	0	0	1
13	15	8	22	0	5	0	1	0	1
10	13	4	23	1	7	1	0	0	1
13	13	0.5	20	1	0	0	0	0	0
12	13	0.5	20	1	0	1	0	0	0
15	15	2	21	0	10	1	0	0	1
10	13	6	22	0	6	1	1	0	1
11	8	5	20	0	10	0	0	1	0
12	10	4	19	1	0	1	0	0	1
8	5	2	20	1	0	1	0	1	0
11	13	6	20	1	7.5	1	1	1	1
10	3	12	21	0	4	1	0	1	0
8	11	2	19	0	0	1	0	0	1
15	15	3	23	1	2	1	0	0	1
11	14	1	23	0	10	1	1	1	1
13	14	4	21	1	8	1	0	1	1
9	15	3	22	0	5	1	0	0	0
13	14	4	21	0	9	1	0	0	1
13	15	4	20	0	5	1	0	0	1
11	13	5	20	1	8	0	0	0	0
7	10	3	24	1	5	1	0	1	1
14	15	3	20	0	6	1	0	0	1
13	15	3	20	0	8	0	0	0	0
8	12	0.5	22	1	2	1	1	0	1
8	10	4	19	1	7	0	0	1	1
15	15	3	20	0	7	1	0	0	1
14	14	3	19	0	8	1	0	0	1
7	10	3	21	1	0	0	0	1	0
11	13	2	21	0	7	1	1	0	1
14	15	6	22	0	6	1	0	0	1
9	12	3	21	1	0	1	0	0	1
14	15	2	22	0	5	1	0	0	1
9	8	4	21	0	7	1	0	1	1
15	15	7	20	0	6	1	0	0	1
13	14	3	23	1	4	0	1	0	0
14	15	5	21	0	5	1	0	0	1
12	13	5	19	1	6	1	0	0	0
14	12	2	22	1	10	1	0	0	1
14	13	2	22	0	10	1	0	0	0
11	12	3	22	0	8	1	0	1	1
4	1	9	30	0	10	1	0	1	1
14	15	3	21	1	8	1	0	0	1
15	15	3	20	0	0	0	0	0	0
13	15	3	19	1	7	1	0	0	1
14	15	2	21	1	6	1	0	0	1
8	5	3	20	0	0	1	0	1	1
7	10	9	21	1	0	1	1	0	1
12	14	4	20	0	0	1	0	0	0
6	8	4	21	0	1	1	1	0	0
9	10	5	20	0	2	0	0	1	0
10	13	2	20	1	6	1	1	1	0
10	12	1	25	1	5	1	0	1	1
13	15	2	21	1	3	1	0	0	1
9	8	1	29	0	0	0	1	0	0
12	13	2	19	0	0	1	0	0	1
12	15	3	20	0	0	1	0	0	1
14	12	7	19	0	3	1	0	1	1
8	7	1	19	1	0	0	1	0	0
14	12	1	23	1	6	1	0	1	1
11	9	3	20	1	5	0	1	1	1
13	15	2	21	1	0	1	0	0	1
14	11	2	19	1	9	0	0	0	0
11	14	4	22	1	10	0	0	0	1
10	8	5	20	1	5	0	0	1	1
11	13	1	22	1	2	0	0	0	0
14	15	0.5	20	0	8	1	0	0	0
12	14	15	23	0	0	1	1	0	1
10	12	4	19	1	0	0	1	1	1
14	12	0	20	1	3	1	0	1	1
13	10	2	19	1	0	1	0	1	0
15	12	2	20	1	3	1	0	1	1
8	10	3	19	1	1	1	0	1	1
14	12	5	21	0	0	1	0	0	1
6	10	2	21	1	8	1	0	0	1
8	8	2	21	1	1	1	0	1	1
12	10	2	20	0	7	1	0	1	1
9	6	3	20	0	1	1	1	1	1
7	8	4	19	1	9	1	1	1	0
13	11	6	19	1	6	1	0	0	1
13	10	2	25	1	0	1	0	0	1
14	14	2	25	1	5	1	0	0	0

Quiz Result Actual Mark (0-15) for quiz student attained
EQR Quiz score (0-15) expected to get before taking the quiz
Study Hrs. Number of hours per week (on average) spent studying for Statistics
Age Age (in years)
BBT Satisfaction rating of Big Bang Theory
Sex M=1 F=0
MB MB=1 for good math background, otherwise 0
MC MC= 1 if math centre is used regularly, otherwise 0
AuHS AuHS = 1 if student completed high school in Australia, otherwise 0
LM LM=1 if student likes math, 0 otherwise

Task 2: Histogram
Create a histogram showing the distribution of marks and study hours. Find the 5-number
summary of the distribution of marks and study hours. Comment on the shape of the
distribution: is it symmetrical? If it is not, is it positively or negatively skewed? Are there any
outliers present? If so, are they of particular interest?

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