Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Solved Assignments
Asked Questions
Answered Questions
suppose that 10 of the numbers in a list are 1520 of the numbers are 25 and the remaining numbers are 50 what is the
one list of 100 numbers contains 20 ones and 80 twos a second list of 100 numbers contains 50 threes and 50 fives a
sale of air conditioners the average number of air conditioners sold in 2015 in a city was 3600 per day suppose the
suppose all the numbers in a list of 100 numbers are non-negative and the average of the list is 2 prove that at most
in a game of chuck-a-luck a player can bet 1 on any one of the numbers 1 2 3 4 5 and 6 three dice are rolled if the
let x be number of spades in 7 cards dealt from a well-shuffled deck of 52 cards containing 13 spades find
in a circuit containing n switches the ith switch is closed with probability pi i 1 n let x be the total number of
there are 100 prize tickets among 1000 tickets in a lottery what is the expected number of prize tickets you will get
suppose a fair die is rolled ten times find numerical values for the expectations of each of the following random
a building has 10 floors above the basement if 12 people get into an elevator at the basement and each chooses a floor
aces a standard deck of 52 cards is shuffled and dealt let x1 be the number of cards appearing before the first ace x2
problemyou are going to draw two candy bars from a large bag containing 22 snickers bars and 8 twix bars assume you are
a box contains 3 red balls 4 blue balls 4 blue balls and 6 green balls balls are drawn one-by-one without replacement
suppose that x is a random variable with just two possible values alpha and b for x alpha and b find a formula for px
a collection of tickets comes in four colors red blue white and green there are twice as many reds as blues equal
show that the distribution of a random variable x with possible values 0 1 and 2 is determined by micro1nbsp ex and
indicators and the inclusion-exclusion formula let ianbspbe the indicator of a show the followinga the indicator of ac
success runs in independent trials consider a sequence of n gt 4 independent trials saynbsp run of three successes
let x be the number of-days in month picked at random from the 12 months of a year not a leap yeara display the
suppose x1nbspand x2nbspare independent find a formula for valpharx1x2 in terms of micro1nbsp ex1 sigma21nbsp
let xpnbsprepresent the number appearing on one roll of a shape which lands flat 1 or 6 with probability p as described
suppose three marksmen shoot at a target the ith marksman fires ni times hitting the target each time with probability
out of n individual voters at an election r vote republican and n -r vote democrat at the next election the probability
suppose that y has uniform distribution on the n numbers alpha alpha b alpha n - 1b and that x has uniform
a random variable x has expectation 10 and standard deviation 5a find the smallest upper bound you can for px gt 20b