On a test to obtain a securities license there are 10 questions with possible answers A, B, C, D, & E with probability of getting the correct answer is 70%. A student is taking this test , what is the probability of getting at least 4 correct by guessing on the 10? A) 0.0106 B) 0.9527 0.9894 D) 0.2510
On a test to obtain a securities license there are 10 questions with possible answers A, B, C, D, & E with probability of getting the correct answer is 70%. A student is taking this test , what is the probability of getting at least 4 correct by guessing on the 10? A) 0.0106 B) 0.9527 0.9894 D) 0.2510
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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Transcribed Image Text:On a test to obtain a securities license there are 10 questions with possible answers A, B, C, D, & E with probability of getting the
correct answer is 70%. A student is taking this test , what is the probability of getting at least 4 correct by guessing on the 10?
A
0.0106
B
0.9527
0.9894
0.2510
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