Question

A student signs up for 3 classes for this semester. the probability of getting an a in class 1 is 0.3. the probability of getting an a in class 2 is 0.4. the probability of getting an a in class 3 is 0.5.

Answer 1

a) what is the probability of getting 3 As this semester?
b) what is the probability of getting 2 As this semester?
c) what is the probability of getting at least 1 A this semester?

Answer 2

@Hero @jim_thompson5910 @karatechopper @KingGeorge @Mertsj @satellite73

Answer 3

These are independent events so you should multiply the individual probabilities.

Answer 4

thats what i was thinking. like for a).... .3 * .4 *.5
but what about the rest?

Answer 5

a student signs up for 3 courses for this semester. the probability of getting an a in class 1 is 0.

Answer 6

Trying to get a better grade in my class and redoing some assignments and cant understand some things, can someone help me with this please? just talk me th

Answer 7

PLEASE HELP! I will give a medal :)
In a city school, 70% of students have math class, 65% have science class, and 45% have math and science class this sem

Answer 8

PLEASE HELP! I will give medal :):)
In a city school, 60% of students have math class, 55% have science class, and 35% have math and science class this sem

Answer 9

Pizza Time has collected data about customer pizza topping preferences. They have calculated that P(pepperoni) = 0.

Answer 10

At a high school, the probability that a student takes a science class and a history class is 0.

Answer 11

A study of social mobility in America examined the social class attained by the sons of lower class fathers.

Answer 12

Question 4 (Multiple Choice Worth 2 points)

(09.03)

The probability that a student takes an English class and a math class is 0.

Answer 13

everyday the lecture may cancel with the probability 0.05 compute the probability

Answer 14

My love with his hair of nightingales\nWith his chest of pigeon flutter, of gray doves preening themselves at dawn\nWith his shoulders of tender balconies h

Answer 15

How does this poem represent a modern version of the blazon?

Answer 16

im gay as Fart

Answer 17

How does the author use the introduction in The Way to Rainy Mountain?\n\nA. to explain the importance of collecting the oral traditions\n\nB.

Answer 18

What number can you multiply by \u2212\u221a2 to get a rational number?\n\nSelect each correct answer.

Answer 19

What number can you multiply by \u2212\u221a2 to get a rational number?\n\nSelect each correct answer.

Answer 20

This is from a test. I need an A+. It is the most important exam out of all of the ones I've done.

Answer 21

really need macro help someone

Answer 22

I have literally went everywhere to find answers but i just can't find the answers can someone plzzz help in need of it i need help with this chart here is

Answer 23

Diana and Joby wrote the following proofs to prove that vertical angles are congruent.

Answer 24

Vernon had 48,290.43 in taxable income

Answer 25

What do you guys think?