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2 4. Seven of tén-employees of a Corporation are men. Suppose that 4 employees are selected...
6 Seven of ten employees of a Corporation are men. Suppose that 4 employees are selected...
6 Seven of ten employees of a Corporation are men. Suppose that 4 employees are selected at random as delegates for a conference. How many selections will contain: a) exactly 3 men? b) at least 3 men? c) what is the probability that a random selection will contai exactly 3 men? 4.
4. Seven of ten employees of a Corporation are men. Suppose that 4 employees are selected...
4. Seven of ten employees of a Corporation are men. Suppose that 4 employees are selected at random as delegates for a conference. How many selections will contain: a) exactly 3 men? b) at least3 men? c) what is the probability that a random selection will contain exactly 3 men?
1. The following are the values of waiting time of 6 customers of a city bank...
1. The following are the values of waiting time of 6 customers of a city bank in minutes 3, 5, 6, 6, 8, 9 Find mean and standard deviations using the formula: 2 n(n-1) 2. You have drawn a card from a fully shuffled deck of 52 ordinary playing cards. Find the probabilities Clot b a. P(King or Red)- b. P (Heart or Queen) C. P (Below 5/not Ace)- d. P (Above&/ not Face)- e. P Red / Face 3....
Twenty people apply for seven jobs that are available at Fly-By-Night Aircraft Manufacturing Co. a. In how many different ways could such a group of seven people be composed? b. Twelve of the applicants are men and the rest are women. How many of these s
Twenty people apply for seven jobs that are available at Fly-By-Night Aircraft Manufacturing Co. a. In how many different ways could such a group of seven people be composed?b. Twelve of the applicants are men and the rest are women. How many of these seven-person groups have exactly three men? C. How many of these seven-person groups have exactly three men or exactly three women? d. What is the probability that a group of seven selected at random will have exactly three men or...
2. Suppose an electronics store receives 30 graphing calculators. a. How many different ways can the...
2. Suppose an electronics store receives 30 graphing calculators. a. How many different ways can the store select 4 calculators from among the 30 to send to a customer? b. If 6 of the calculators are defective, how many of the selections contain no defective calculators? c. Use the results of parts a and b to calculate the probability that the customer receives at least one defective calculator. d. How many of these selections contain 1 defective calculators? Combine this...
A committee of 3 is to be selected from a group of 4 men and 4...
A committee of 3 is to be selected from a group of 4 men and 4 women. Suppose the selection is made randomly. What is the probability that the committee consists of at least one women?
In a large corporation, 80% of the employees are men and 20% are women. The highest...
In a large corporation, 80% of the employees are men and 20% are women. The highest levels of education obtained by the employees are graduate training for 10% of men, undergraduate trading for 30% of men, and high school training for 60% of the men. The highest levels of education obtained by the employees are graduate training for 15% of women, undergraduate training for 40% of women, and high school training for 45% of the women. (a) What is the...
2. A committee of 3 is to be selected from a group of 4 men and...
2. A committee of 3 is to be selected from a group of 4 men and
4 women. Suppose the selection is made randomly. What is the
probability that the committee consists of at least one women?
use this formula to solve.
We'll often need count the number of ways of sampling k of n items. You may recall this as "n choose k" denoted as n! k!(n - k)! k/
Two people are selected at random from a group of seven women and nine men. Find...
Two people are selected at random from a group of seven women and nine men. Find the probability of the following. (See Example 9. Round your answers to three decimal places.) (a) both are men or both are women (b) at least one is a woman
. A political discussion group consists of four Democrats and seven Republicans. Three people are selected...
. A political discussion group consists of four Democrats and seven Republicans. Three people are selected (at random) to attend a conference. a. In how many ways can three people be selected from this group of eleven? b. In how many ways can three Republicans be selected from the seven Republicans? c. Find the probability that the selected group will consist of all Republicans.
6 Seven of ten employees of a Corporation are men. Suppose that 4 employees are selected at random as delegates for a conference. How many selections will contain: a) exactly 3 men? b) at least 3 men? c) what is the probability that a random selection will contai exactly 3 men? 4.
4. Seven of ten employees of a Corporation are men. Suppose that 4 employees are selected at random as delegates for a conference. How many selections will contain: a) exactly 3 men? b) at least3 men? c) what is the probability that a random selection will contain exactly 3 men?
1. The following are the values of waiting time of 6 customers of a city bank in minutes 3, 5, 6, 6, 8, 9 Find mean and standard deviations using the formula: 2 n(n-1) 2. You have drawn a card from a fully shuffled deck of 52 ordinary playing cards. Find the probabilities Clot b a. P(King or Red)- b. P (Heart or Queen) C. P (Below 5/not Ace)- d. P (Above&/ not Face)- e. P Red / Face 3....
2. A committee of 3 is to be selected from a group of 4 men and
4 women. Suppose the selection is made randomly. What is the
probability that the committee consists of at least one women?
use this formula to solve.
We'll often need count the number of ways of sampling k of n items. You may recall this as "n choose k" denoted as n! k!(n - k)! k/
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