subject
Mathematics, 30.07.2019 21:00 sergun252005

Abank runs a contest to encourage new customers to open accounts. in the contest, each contestant draws a slip representing a different reward—$5, $3, or $x—from a jar. at the beginning of the contest the jar contains 60 slips for $5, 40 slips for $3, and 50 slips for $x. if the expected value of the first draw from the jar is $5.8, the value of x is__ at one point in the contest, the jar contains 3 slips for $5, 7 slips for $3, and y slips for $x. if the expected value on the next draw is $6, the value of y is __

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:40
Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )
Answers: 1
question
Mathematics, 21.06.2019 22:30
Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.
Answers: 2
question
Mathematics, 21.06.2019 23:00
According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.
Answers: 1
question
Mathematics, 22.06.2019 00:40
Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?
Answers: 2
You know the right answer?
Abank runs a contest to encourage new customers to open accounts. in the contest, each contestant dr...
Questions
Questions on the website: 13722366