The Centers for Disease Control (CDC) estimates that 0.6% of Americans have AIDS. The HIV-1 tests correctly diagnose the presence of HIV in 95% of the persons who have it and correctly diagnose its...

The Centers for Disease Control (CDC) estimates that 0.6% of Americans have AIDS. The HIV-1 tests correctly diagnose the presence of HIV in 95% of the persons who have it and correctly diagnose its...

There is a 85% chance that Josh goes to the mall on Saturday. Otherwise he will go to the movies. Either way, there is a 25% chance that he brings a date. a.) What is the probability...

My wife and her twin were born on September 26, 1986. Both her and her sister married men born on September 2nd. My brother in law and I are different ages but what is the probability that a set of...

An unfair coin with Pr[H]=0.2 is flipped. If the flip results in heads, a student is selected at random from a class of 12 boys and 10 girls. Otherwise, a student from a different class containing...

b- His brother Adam worked a total of 40 hours in January, and Adamâ€™s hours were 23% lower in February than in January. How many hours did Adam work in February?

Help please

help please

In Algebra 1 I am given the following problem: A bowl contains 18 white, 10 black, and 4 red buttons of uniform size and shape. If one button is drawn at random... a. What is the probability...

An urn contains 3 white marbles and 2 black marbles. Two marbles are drawn without replacement. What is the probability that the first marble drawn is white OR the second is black?

A fair coin is flipped 7 times. What is the probability of obtaining at least 1 tail?

In Tinytown there is one traffic signal with two states green and red. The signal is located at the only intersecting streets in Tinytown. The traffic light is green for 90 seconds and then red...

A survey of 100 companies shows that 75 of them have installed wireless local area networks (WLANs) on their premises. If three of these companies are chosen at random without replacement,...

An ectopic pregnancy is one where gestation occurs outside the uterus. The condition is twice as likely for a female who smokes than for one who is a nonsmoker. If 15% of Adult females smoke, what...

Give answer as a decimal number with 3 correct decimal places. Show work!

Three balls are selected at random without replacement from an urn containing two white balls and four blue balls. Find the probability of the given event. (Round your answer to three decimal places...

If a 5-card poker hand is dealt from a well-shuffled deck of 52 cards, what is the probability of being dealt the given hand? (Round your answer to five decimal places.) A straight (but not...

A shelf in the Metro Department Store contains 90 colored ink cartridges for a popular ink-jet printer. Seven of the cartridges are defective. (a) If a customer selects 2 cartridges at random...

5 cards are selected from a fair deck. What is the Probability that they contain at least 4 reds? Please & Thanks!!

SEVEN DISTINCT POINTS ARE DRAWN ON A CIRCLE. HOW MANY DIFFERENT TRIANGLES CAN BE DRAWN IN WHICH EACH VERTEX OF THE TRIANGLE IS AT 1 OF THE 7 POINTS?

A committee of 6 people is chosen from 8 women and 8 men. How many different committees are possible that consists of 3 women and 3 men ?

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