Mathematics test in a high school
On a mathematics test in a high school, scores are normally distributed with a mean of 77 and a standard deviation of 16.8. A student is randomly selected.
Find the probability that his/her test score is smaller than 80.
Expected delivery within 24 Hours
What is the frequency in Hz of the photon released when a hydrogen atom undergoes a transition from the excited state where n = 6 to the state where n = 3?
A current of 15 A flows through an electric heater operating on 120 V. What is the heater's resistance? Compute the power consumption of the electric heater in kW? How much energy does it use in 600 min (=10 hours)? (Express the answers in both un
If the costs are expected to increase by $250 each year for the next 4 years (i .e., through year 5), what is the equivalent annual worth of the costs (years 1 through 5) at an interest rate of 18% per year?
If a barium titanate dielectric material with K = 2100 is used between the plates which have an area of 5.0 x10-5 m2, what must be the separation distance between the plates.
The element indium (In) is to be obtained by electrolysis of a molten halide of hte element. Passage of a current of 3.20 A for a period of 40 min results in formation of 4.57g of indium.
A contractor wishes to set up a special fund by making uniform semiannual end-of-period deposits for 20 years. The fund is to provide $10,000 at the end of each of the last 5 years of the 20-year period. If interest is 8%, compounded semiannually,
A bug is on the rim of a disk of diameter 12 in that moves from rest to an angular speed of 78 rev/min in 5.7 s. (a) What is the tangential acceleration? (b) What is the tangential velocity of the bug at the end of the 5.7 s?
Determine (a) the normall stresses in aluminum pipe (1) and steel pipe (2); (b) the displacement of flange B . The pic isn't loading but the force is at 160" from the left (at the flange) with 2x 45 kips to the right.
1948884
Questions Asked
3,689
Active Tutors
1418903
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
What are the biggest potential sources of conflict in your SEG change initiative? How would you categorize the sources of conflict you identified?
What steps can HR leaders take to ensure their voice is heard, but not put their own careers in jeopardy?
What measures can organizations take to improve employee mental health? How can organizations avoid the dangers of conformity and groupthink?
Do you think employers will continue to invest in education and training programs for their employees?
In what ways, did the author(s) demonstrate four stages of action research outlined by Mertler (2021).
how the Family and Medical Leave Act, the Pregnancy Discrimination Act, the Americans with Disabilities Act, safety laws, or other state laws might apply
Provide a half-page summary of Employment at Will Doctrine, IRCA, and USERRA. Include these summaries together in one Appendix