Question: 2. (4 marks) Compute the mean and standard deviation for the distribution below: X 2 0 1 3 4 p 0.4 0.3 0.05 0.15 0.1

2. (4 marks) Compute the mean and standard deviation for the distribution below: X 2 0 1 3 4 p 0.4 0.3 0.05 0.15 0.1 p = (2) x (0.4) + (0) x (0.3) + 1 x (0.05) + (3) x (0.15) + (4)(0.1) = 0.1 52 =(20.1)2 x(0.4)+(00.1)2 x(0.3) +(10.1 )2 x(0.05)+(3O.1 )2 >

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

2. (4 marks) Compute the mean and standard deviation for the distribution below: m \\p '04 0.3 0.05 0.15 0.1

1) Consider the given discrete probability distribution. Find P(x 3). X 1 2 3 4 5 P(x) 0.1 0.2 0.2 0.3 0.2 2) A discrete random variable x can assume five possible values: 2, 3, 5, 8, 10. Its...

Please solve the following and show work please 1. (10 points) Use the Gaussian Elimination or Matrix Inversion (no points for any other method) to solve: 1x + 2y + 32 = 14 2x + ly + 3z = 13 2x + 3y...

A student organization is trying to decide whether or not to offer more movies on campus. A group of 1000 students was asked if they were in favor of more movies on campus. The results by gender are...

The probability distribution of a random variable X is shown in the following table. X P(X = x) 0 0.3 1 0.1 2 0.2 3 0.1 4 0.1 5 0.2 (a) Compute P(1 X 4). (b) Compute the mean and standard deviation...

Hi would you please help me with questions below. 1. Use the Gaussian Elimination method to solve: 1x + 2y + 3z = 14 2x + 1y + 3z = 13 2x + 3y + 1z = 11 2. The relative frequencydistributionof the...

tra credits. 1. Use the Gaussian Elimination method to solve the values of x, y, and z in the following set of linear equations: 1x+2y+3z 10 2x+1y+3z 11 2x+3y+1z 13 2. The relative frequency...

2. The relative frequency distribution of the number of TVs sold in a day in a department store in the last year is as follows: For the numbers of TV sold of 0, 1, 2, 3, and 4, the relative...

in the question, R is equal to 74. Suppose (65+R)% of the senior citizens in Country A have received the seasonal flu vaccination. A random sample of 6 senior citizens are now selected from Country...

\ Data Note: Make sure that your models are well organized. Have the inputs clustered and color coded; modularize different types of analyses or calculations in different sheets; document the models...

Explain the differences in the degree to which the following scheduling algorithms discriminate in favor of short processes: a. FCFS b. RR c. Multilevel feedback queues

Finely ground mineral (0.632 4 g) was dissolved in 25 mL of boiling 4 M HCl and diluted with 175 mL H2O containing two drops of methyl red indicator. The solution was heated to 100C, and 50 mL of...

Using rules of differentiation ( c ) h ( t ) = 8 t 2 + t 2 3 - 5 t 3 2

thank you :) Problem 7 A production manager at a Contour Manufacturing plant has inspected the number of defective plastic molds in five random samples of 30 observations each. Following are the...

2. In this chapter, the reader should reflect on the following concepts : Thomas theorem, premise of action, utterance and mental constructions.

11. Based on the following rules regarding the confidence we have in information in a communication context, find examples from your everyday life where the rules have relevance: (a) The spatial rule...

2. Describe a situation from your own everyday life where it is clear that the situation in its consequence becomes the way you define it.