Probability that both values are between 30 and 40

Assignment Help Basic Statistics

Reference no: EM131426370

Suppose X is a uniform random variable with a = 25 and b = 65.

a. Find the mean, variance, and standard deviation of X.

b. Find the probability that X is more than two standard deviations from the mean.

c. Find a value c such that P(X ≤ σ) = 0.40.

d. Suppose two values of X are selected at random. What is the probability that both values are between 30 and 40?

Reference no: EM131426370

Questions Cloud

Tirm focuses on information risks : TIRM focuses on information risks. What other sorts of risks exist that TIRM by itself cannot adequately address? What sort of assumptions are we making, or led to make because of this?

Find probability that candle burns at least seven hours : Find the mean burning time and the probability that the burning time of a randomly selected candle will be within v one standard deviation of the mean.

How text files can be compressed by using a coding : This program will give you practice with binary trees and priority queues. In this program you will explore how text files can be compressed by using a coding scheme based on the frequency of characters

What is the implied probability of default : The YTM on 5-year govt. bond is 5%. The YTM on AAA rated bond is 5.8% and B rated bond is 9.8%. Suppose the bond holder expects same rate of return on all these bonds , what is the implied probability of default?

Probability that both values are between 30 and 40 : Suppose X is a uniform random variable with a = 25 and b = 65.- Suppose two values of X are selected at random. What is the probability that both values are between 30 and 40?

Observe the difference between input and output : ENEE 3517- For the NOR gate, connect input B to 5V, and input A to a 0-5V, 100kHz, square wave. Display both input and output at the oscilloscope, and observe the difference between input and output.

What is the interest accrued on the bond : On Mar 1,2003 ABC Inc is selling a corporate bond with a face value $1000 and 7% coupon paid semi-annually. The next coupon payment after Mar 1,2003 is on June 30,2003.What is the interest accrued on the bond?

Carefully sketch a graph of the probability density function : Suppose X is a uniform random variable with a = 25 and b = 25.- Carefully sketch a graph of the probability density function for X.

Furniture showrooms with a central distribution : Mack's is a family owned furniture company. James Mack opened his first location in 1976 and over the past 40 years has expanded to 3 furniture showrooms with a central distribution center for storage and order fulfillment.

User Account

All Pages