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Let x-B(30, 0.2) find E (x+1) ( the mean of (x+1))

Let x-B(30, 0.2) find E (x+1) ( the mean of (x+1))

Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.2: Probability
Problem 3E: The conditional probability of E given that F occurs is P(EF)=___________. So in rolling a die the...
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Let x-B(30, 0.2) find E (x+ 1) ( the mean of (x +1)) اخترأحد الخيارات a. 3 0 b. 6 O c. 10 d. 7 O Two machine A, B are working independently such that P(A)-0.1, P(B)=D0.5, find the probability that machine A working such that B working اختر أحد الخيارات a. 0.6 O b. 0.1 O c. 0.4 O d. 0.26 O Suppose that the probability of success in some surgical operation is 0.3. the probability that the first success will .occur in the third trial is اخترأحد الخيارات a. 0.801 O b. 0.043 O c. 0.147 O d. 0.202 O Let x be t-distributed, find p(t> 2.571) .with degree of freedom is 5 اخترأحد الخيارات a. 0.5 O b. 0.025 O c. 0.975 O d. 0.05 O In the experiment of the rolling two dice, the probability that the first and second result less than 2 is اخترأحد الخيارات a. 5/36 O b. 2/5 O c. 1/36 O d. 1/7 O
Transcribed Image Text:Let x-B(30, 0.2) find E (x+ 1) ( the mean of (x +1)) اخترأحد الخيارات a. 3 0 b. 6 O c. 10 d. 7 O Two machine A, B are working independently such that P(A)-0.1, P(B)=D0.5, find the probability that machine A working such that B working اختر أحد الخيارات a. 0.6 O b. 0.1 O c. 0.4 O d. 0.26 O Suppose that the probability of success in some surgical operation is 0.3. the probability that the first success will .occur in the third trial is اخترأحد الخيارات a. 0.801 O b. 0.043 O c. 0.147 O d. 0.202 O Let x be t-distributed, find p(t> 2.571) .with degree of freedom is 5 اخترأحد الخيارات a. 0.5 O b. 0.025 O c. 0.975 O d. 0.05 O In the experiment of the rolling two dice, the probability that the first and second result less than 2 is اخترأحد الخيارات a. 5/36 O b. 2/5 O c. 1/36 O d. 1/7 O
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