Question

Q. The marks obtained by the students in a science test (out of 100) are as follows:-

>45, 56, 61, 56, 31, 33, 70, 61, 76, 56 36, 59 64, 56, 88, 28, 56, 70, 64, 74<


a. Construct of frequency distribution table using Tally marks.


b. What is the highest score ?


c. How many students score 70 marks in the test ?

d. The passing marks been 35, how many students fail in the test?


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Answer 1

Answer:

b) 88

c) 2

d) 3

Step-by-step explanation:

a) class interval frequency. tally marks

20_30. 1. |

30_40. 3. |||

40_50. 1. |

50_60. 6. ||||\ |

60_70. 4. ||||

70_80. 4. ||||

80_90. 1. |