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| https://www.math.com/Student/PlayerTest.aspx?testld-1 Ce | MTH 213 Introductor

ID: 3073461 • Letter: #

Question

| https://www.math.com/Student/PlayerTest.aspx?testld-1 Ce | MTH 213 Introductory Statistics Test: Test 2 This Question: 212 of 20 (4 complete)is Test: 65 pts Fall 2018 Time Remaining: 01:59:50 Submit Test Question Help hat is the difference between relative frequency and cumulative frequenc Choose the correct answer below O A. Relative frequency of a class is the proportion of the data in that class, while O B. Relative frequency of a class is the number of observations in that class, while O C. Relative frequency of a class is the percentage of the data that falls in that class O D. There is no difference between the two cumulative frequency of a class is the number of observations in that class. cumulative frequency of a class is the sum of all the frequencies while cumulative frequency of a class is the sum of the frequencies of that class and all previous classes Op Click to select your answer javascript doExercise(12)

Explanation / Answer

Soluton:
Its answer is C. i.e. Relative frequency of a class is the percentage of the data that falls in that class, while cumulative frequency of a class in the sum of the frequencies of that class and all previous classes.

Lets take an example to understnad this.

CLASS

Frequency

Relative Frequency

Cumulative frequency

0-10

10

0.166666666666667

10

11-20

10

0.166666666666667

20

21-30

10

0.166666666666667

30

31-40

10

0.166666666666667

40

41-50

10

0.166666666666667

50

51-60

10

0.166666666666667

60

CLASS

Frequency

Relative Frequency

Cumulative frequency

0-10

10

0.166666666666667

10

11-20

10

0.166666666666667

20

21-30

10

0.166666666666667

30

31-40

10

0.166666666666667

40

41-50

10

0.166666666666667

50

51-60

10

0.166666666666667

60