Develop a probabilty histogram
A random variable x can suppose five values: 0,1,2,3,4. A portion of probabilty distribution is shown here:
x
0
1
2
3
4
p(x)
.1
.3
?
a) Find out p(3).
b) Develop a probabilty histogram for p(x).
Expected delivery within 24 Hours
The population standard deviation for boys is 2.1 minutes. An independent random sample of 50 girls showed average length of time in minutes. Determine a 95 % confidence interval for difference in population mean time spent on the telephone betwee
If specifications need base of box to have the area of 700 sq. in., what size squares must be cut from every corner?
At the 5% significance level, do data give sufficient evidence to conclude that at this specific company the mean salary of female employees is less than the mean salary of male employees? Employ the critical-value approach
The typical tire for the compact car is 22 inches in diameter. If car is traveling at the speed of 60mph, determine number of revolutions tire makes per minute.
Find out p(3). Develop a probabilty histogram for p(x).
Two pulleys of diameters 4m and 2m are connected to the belt. Larger pulley rotates 80 times per minute. Determine speed of belt in meters per second and angular velocity of the smaller pulley.
The mean weight was 20.4 pounds; the standard deviation, 0.5 pounds. How many boxes should the processor sample to be 95 percent confident that sample mean doesn't differ from population mean by more than 0.2 pounds?
A random sample of 85 group leaders, supervisors, as well as similar personnel at the General Motors revealed that, on average, they spent 6.5 years upon the job before being promoted. The standard deviation of sample was 1.7 years. Develop a 95 p
Though, she knows that for each 10 extra trees she plants, she will lose four apples per tree. How many trees must she have in orchard to maximize production of apples?
1923401
Questions Asked
3,689
Active Tutors
1412717
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult