Homework Answers
the cumulative distribution function is the integration of pdf
The first graph to D
The second graph to A
The third graph to B
The forth graph to C
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Four probability density functions are shown below. Complete parts a through c. oa 2 810 02468...
In question #1 Please answer all parts A and B. And in #2 Please answer A-C....
In question #1 Please answer all parts A and B. And in #2 Please
answer A-C. Thank You!!
Score: 0 of 1 pt 2 of 10 (4 complete) HW Score: 40%, 4 of 10 pts 7.1.13 Question Help The graph to the right is the uniform probability density function for a friend who is x minutes late. (a) Find the probability that the friend is between 15 and 20 minutes late. (b) It is 10 A.M. There is a 50%...
A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per...
A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town Televisions 0 2 3 Households 28 449 727 1403 1 (a) Use the frequency distribution to construct a probability distribution. P(x) х 0 1 2 3 (Round to three decimal places as needed.) (D) Grapn the probability distribution using a histogram. Choose the correct grapn or the distribution below. B. APEX) 06- 0.5- OA APIX) 0.6- 0.5- 0.4 0.3...
6. Here is the graph of the probability density function (pdf) fx for a continuous random variabl...
6. Here is the graph of the probability density function (pdf) fx for a continuous random variable X 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 6 10 (a) Sketch the cumulative distribution function (cdf) of X. Label the vertical axis appropriately. (b) Which is larger, P(X 2) or P(X 6)? Explain how you know c) Which is larger, P(1.999 X 2.001) or P(5.999 s X .00)? Explain how you know (d) Which is larger, P(1s X S3) or P(5...
2 Use n - 10 and p 05 to complete parts (a) through (d) below (a)...
2 Use n - 10 and p 05 to complete parts (a) through (d) below (a) Construct a binomial probability distribution with the given 10 Round to four decimal places as needed.) (b) Compute the mean and standard deviation of the random vanable using μ,-Jr. P(x) and -(Round to two decmal places as needed ) Round to two decimal places as needed.) P,-- -fp(1-p) (c) Compute the mean and standard deviation, using μ,-np and (Round to two decimal places as...
Use n= 10 and p=0 3 to complete parts (a) through (d) below (a) Construct a...
Use n= 10 and p=0 3 to complete parts (a) through (d) below (a) Construct a binomial probability distribution with the given parameters 8 10 Round to four decimal places as needed) (b) Compute the mean and standard deviation of the random variable usingh"Ep.P(x #x-L」(Round to two decimal places as needed ) and%" x2-P(x μ (Round to two decimal places as needed) (c) Compute the mean and standard deviation, using μ' np and ơx® p(1-p) Use n- 10 and p-0...
Suppose density function positively valued continuous random variable X has the probability a fx(x)kexp 20 fixed...
Suppose density function positively valued continuous random variable X has the probability a fx(x)kexp 20 fixed 0> 0 for 0 o0, some k > 0 and for (a) Find k such that f(x) satisfies the conditions for a probability density function (4 marks) (b) Derive expressions for E[X] and Var[X (c) Express the cumulative distribution function Fx(r) in terms of P(), the stan dard Normal cumulative distribution function (8 marks) (8 marks) (al) Derive the probability density function of Y...
Problem 2. (7 pts) A continuous random variable X has Lue following probability density function 3,...
Problem 2. (7 pts) A continuous random variable X has Lue following probability density function 3, 0 1 0, otherwise f(x)= a. b. c. Find the constant c (1 pts) Find the cumulative distribution function F(x); (2 pts) Find P(X 20.25) and P(0.4 < X<0.5). (4 pts)
2. The probability density function of X is given by 10 0,x < 10 a) Find...
2. The probability density function of X is given by 10 0,x < 10 a) Find P(X>20). b) What is the cumulative distribution function of X?
The random variable x has the following discrete probability distribution. Complete parts a through f Question...
The random variable x has the following discrete probability
distribution. Complete parts a through f
Question Help O The random variable x has the following discrete probability distribution. Complete parts a through f. P(x) 622 8 0.4 0.2 9 0.2 0.1 a. List the values x may assume. DODO. (Use ascending order.) b. What value of x is most probable? c. Display the probability distribution as a graph. Choose the correct graph below. OA. OB Oc. OD 071 LUH >...
Complete parts (a) through (e) for the population data below. 1, 4, 7, 10 a. Find...
Complete parts (a) through (e) for the population data below. 1, 4, 7, 10 a. Find the mean, l, of the variable. u= (Type an integer or a decimal. Do not round.) b. For each of the possible sample sizes, construct a table with all possible samples and their sample means, and draw a dotplot for the sampling distribution of the sample mean. Find the sample mean x for each possible sample of size n= 1. Sample X 1 4...
In question #1 Please answer all parts A and B. And in #2 Please
answer A-C. Thank You!!
Score: 0 of 1 pt 2 of 10 (4 complete) HW Score: 40%, 4 of 10 pts 7.1.13 Question Help The graph to the right is the uniform probability density function for a friend who is x minutes late. (a) Find the probability that the friend is between 15 and 20 minutes late. (b) It is 10 A.M. There is a 50%...
A frequency distribution is shown below. Complete parts (a) and (b). The number of televisions per household in a small town Televisions 0 2 3 Households 28 449 727 1403 1 (a) Use the frequency distribution to construct a probability distribution. P(x) х 0 1 2 3 (Round to three decimal places as needed.) (D) Grapn the probability distribution using a histogram. Choose the correct grapn or the distribution below. B. APEX) 06- 0.5- OA APIX) 0.6- 0.5- 0.4 0.3...
6. Here is the graph of the probability density function (pdf) fx for a continuous random variable X 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 6 10 (a) Sketch the cumulative distribution function (cdf) of X. Label the vertical axis appropriately. (b) Which is larger, P(X 2) or P(X 6)? Explain how you know c) Which is larger, P(1.999 X 2.001) or P(5.999 s X .00)? Explain how you know (d) Which is larger, P(1s X S3) or P(5...
2 Use n - 10 and p 05 to complete parts (a) through (d) below (a) Construct a binomial probability distribution with the given 10 Round to four decimal places as needed.) (b) Compute the mean and standard deviation of the random vanable using μ,-Jr. P(x) and -(Round to two decmal places as needed ) Round to two decimal places as needed.) P,-- -fp(1-p) (c) Compute the mean and standard deviation, using μ,-np and (Round to two decimal places as...
Use n= 10 and p=0 3 to complete parts (a) through (d) below (a) Construct a binomial probability distribution with the given parameters 8 10 Round to four decimal places as needed) (b) Compute the mean and standard deviation of the random variable usingh"Ep.P(x #x-L」(Round to two decimal places as needed ) and%" x2-P(x μ (Round to two decimal places as needed) (c) Compute the mean and standard deviation, using μ' np and ơx® p(1-p) Use n- 10 and p-0...
Suppose density function positively valued continuous random variable X has the probability a fx(x)kexp 20 fixed 0> 0 for 0 o0, some k > 0 and for (a) Find k such that f(x) satisfies the conditions for a probability density function (4 marks) (b) Derive expressions for E[X] and Var[X (c) Express the cumulative distribution function Fx(r) in terms of P(), the stan dard Normal cumulative distribution function (8 marks) (8 marks) (al) Derive the probability density function of Y...
Problem 2. (7 pts) A continuous random variable X has Lue following probability density function 3, 0 1 0, otherwise f(x)= a. b. c. Find the constant c (1 pts) Find the cumulative distribution function F(x); (2 pts) Find P(X 20.25) and P(0.4 < X<0.5). (4 pts)
2. The probability density function of X is given by 10 0,x < 10 a) Find P(X>20). b) What is the cumulative distribution function of X?
The random variable x has the following discrete probability
distribution. Complete parts a through f
Question Help O The random variable x has the following discrete probability distribution. Complete parts a through f. P(x) 622 8 0.4 0.2 9 0.2 0.1 a. List the values x may assume. DODO. (Use ascending order.) b. What value of x is most probable? c. Display the probability distribution as a graph. Choose the correct graph below. OA. OB Oc. OD 071 LUH >...
Complete parts (a) through (e) for the population data below. 1, 4, 7, 10 a. Find the mean, l, of the variable. u= (Type an integer or a decimal. Do not round.) b. For each of the possible sample sizes, construct a table with all possible samples and their sample means, and draw a dotplot for the sampling distribution of the sample mean. Find the sample mean x for each possible sample of size n= 1. Sample X 1 4...
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