The following are Math marks out of 50 obtained in a Grade 9 class of 30 learners:142129323643411743313835322927233625222640284730244625444239 2.1 Complete The Following TableClass intervalsTallyFrequency1 – 10 11 – 20 21 – 30 31 – 40 41 – 50 Total 2.3Determine the mean of the class. 2.4In which percentage interval did the most learners fall. 2.5How many learners did not pass this test?

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Answered: 2.3 Determine the mean of the class.…

Math

Probability

2.3 Determine the mean of the class. 2.4 In which percentage interval did the most learners fall.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

The following are Math marks out of 50 obtained in a Grade 9 class of 30 learners:

14	21	29	32	36	43	41	17	43	31
38	35	32	29	27	23	36	25	22	26
40	28	47	30	24	46	25	44	42	39

2.1 Complete The Following Table

Class intervals	Tally	Frequency
1 – 10
11 – 20
21 – 30
31 – 40
41 – 50
Total

2.3	Determine the mean of the class.
2.4	In which percentage interval did the most learners fall.
2.5	How many learners did not pass this test?

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