Mutual Funds The price per share (in dollars) of a particu-lar mutual fund is a random variable x with probability densityfunction defined by3f(x) = (x? - 16x + 65) for x in [8, 9].(a) Find the probability that the price will be less than$8.50.(b) Find the expected value of the price.(c) Find the standard deviation.

Given: f(x)=34x2-16x+65 x in8,9

Answered: Mutual Funds The price per share (in…

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...

See similar textbooks

Similar questions

Using 2 independent CRV A and B with probability distribution fa(a) and f3 (b) below, find the cumulative probability value Fc(2), where C = A + B. fala= Y4,0s954 4 B
Which of the following statement is correct? (a) The variance of a discrete probability distribution can be calculated using the formula: u=Ex.p(x) (b) The variance of a discrete probability distribution can be calculated using the formula: o =Ex'.p(x)-4 (c) The variance of a discrete probability distribution can be calculated using the formula: o² =E(x-4).p(x) (d) The variance of a discrete probability distribution can be calculated using the formula: o² =Ex.p(x)- (e) None of the above
A random variable X can be modeled by the Exponential distribution, where ß = 0 = 4, λ = 1. (a) Complete the sentence. The distribution of X is ? μχ -0 and ox (Enter numerical answers to two decimals.) = (b) Find P(2 ≤X ≤ 4). Use four decimals. X 25 (c) Find the 25-th percentile. Enter your answer to two decimals. Use two decimals in your answer. = ◆, with (d) Find P(X> 8.5). Use four decimals in your answer.
could you please do all the parts written out with explanations
What is the probability distribution of X when X∼B(1,125)? Group of answer choices P(X=0)=0.75P(X=1)=0.25 P(X=0)=0.25P(X=1)=0.75 P(X=0)=0.04P(X=1)=0.96 P(X=0)=0.96 P(X=1)=0.04
The random variable X has the distribution shown in the table to the right. P(X = x) (a) Find P(X= 3). (b) Find u. 0.3 0.2 4 (c) Find o?. 0.2 (a) Find P(X= 3). P(X = 3) =(Type an integer or a decimal.) (b) Find µ. H= (Type an integer or a decimal.) %3D (c) Find o?. o2 = (Type an integer or a decimal.)
Check in each case whether the normal approxima-tion to the binomial distribution may be used according to the rule of thumb in Section 6.(a) n = 16 and θ = 0.20;(b) n = 65 and θ = 0.10;(c) n = 120 and θ = 0.98.
Let X be a discrete random variable that is the value shown on a single roll of a fair die. (a) What is the expected value of X? Explain the meaning of E(X) in this case. (b) Find the expected value of X². (c) Find the variance of X. (a) (b) (c)
In the following probability distribution, X represents the number of calls a telemarketer makes in a day, and the probability they make that many calls. П. 75 0.05 X 100 50 0.01 125 150 175 P(X) 0.15 0.20 0.30 a) Find P(X=175) b) Find E[X] ( c) Find the Variance and Standard Deviation ofX
you should calculate the required probabilities using tables A model for normal human body temperature, X, when measured orally in F, is that it is normally distributed, X N(98.2, 0.5184). According to the model, what proportion of people have a normal body temperature of 99 F or more? (0) (i) Find the normal body temperature such that, according to the model, only 10% of people have a lower normal body temperature. (ii) Let W denote normal human body temperature, when measured orally in C. Given that W =59 (X-32) and X N(98.2, 0.5184), what is the distribution of W?
review(10a): In the z distribution the mean will always be (a) less than 1 (b) greater than 1 (c) equal to 1. (d) equal to zero.
(a), (b), (c)

SEE MORE QUESTIONS

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS