Math Answers

A meeting of consuls was attended by 4 Americans and 2 Germans. If three consuls were selected at random, construct the probability distribution at the random variable G representing the number of Germans. Construct the probability histogram.

Determine whether it can serve as the probability distribution of a random variable X. Explain your answer.

P(X)= 3+x / 3-x for X= 1, 2, 3, 4

2x2

On a reading test, Shaylen's score of 455 was higher than the scores of 4256 of the 7210 students who took the test. Find the percentile,rounded to the nearest percent, for Shaylen's score. 

How many distinct permutations are there in each word?

20. MOMMY

21. REARRANGE

22. MATHEMATICS

23. PROBABILITY

24. STATISTICS

25. PHILIPPINES

A study shows that length of the careers of professional basketball players are nearly normally distributed, with a mean of 6.1 years and a standard deviation of 1.8 years. If there are 250 players, how many have a career of less than 5 years?

When invested at an annual interest rate of 7% the amount earned P11,200 of simple interest in 2 years. How much money was originally invested?

Obtain the general solutions given the differential operators (D + 3)4 y = 0

If the owner needs one employee for every 25 cups of coffee sold per hour, determine how many employees are required for the morning shift from 6 am to 1 pm?

Wayne charges the following for repairing washing machines:

£28 call-out charge + £16 for each half-hour he spends on the repair

What will the total cost be for a repair which takes one and a half hours?