a. Calculate the standard deviation for the following data. Class Limit Frequency 1-5 1 6-10 11-15 16-20 21-25 b. Ten cards numbered 1 to 10 are placed in a box, mixed up thoroughly. What is the probability of getting a number greater than 5 or divisible by 2? (3Marks) 3542

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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a. Calculate the standard deviation for the following data. (E
Class Limit Frequency
1-5
1
6-10
3
11-15
16-20
4
21-25
b. Ten cards numbered 1 to 10 are placed in a box, mixed up
thoroughly. What is the probability of getting a number
greater than 5 or divisible by 2? (3Marks)
Transcribed Image Text:a. Calculate the standard deviation for the following data. (E Class Limit Frequency 1-5 1 6-10 3 11-15 16-20 4 21-25 b. Ten cards numbered 1 to 10 are placed in a box, mixed up thoroughly. What is the probability of getting a number greater than 5 or divisible by 2? (3Marks)
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