Priya flips her coin 20 times and it lands showing heads twice. Is it possible for this to happen with a fair coin? Yes No

Q: Erin just bought a bag of gumballs with eight different colors of gumballs. One of the colors is…

A: Let X denotes the number of gumballs that Erin will need to pull out of the bag until she gets her…

Q: A company is planning a Christmas party for their 750 employees, base on the survey responses they…

A: Given a company is planning a Christmas party for their 750 employees, base on the survey responses…

Q: You need to choose 4 random digits to create a 4-digit code for the lock on the safe. 0000 and…

A: The lock consist of 4 digit code 1st 2nd 3rd 4th The first place can be filled in 10 ways by…

Q: You are rolling two dice, what are your chances of winning If the two dice should have an equal…

A:

Q: If you roll two dice 20 times, how often should you get an odd number with the first and an even…

A: total outcomes =36

Q: John plans to toss a die until he observes two even numbers. What is the chance that the 2nd even…

A: For a dice roll the sample space is given by: S=1,2,3,4,5,6 so the probability of getting odd number…

Q: There are nine different marbles in a bag. A student reaches in and randomly draws one marble at a…

A: Given there are nine different marbles in a bag. A student reaches in and randomly draws one marble…

Q: Five people applied for jobs at a store. Only two of these people will be hired. The number of…

A:

Q: Suppose you want to get a license plate. The license plate has to have 3 letters without repetition,…

A:

Q: A, B and C in order toss a coin. The first one to throw a head wins. What are their respective…

A: Given: Players A , B , and C toss a fair coin in order. The 1st to throw a head wins.

Q: If you roll a 6-sided die 5 times and get the result"1,1,1,1,1"can you conclude whether the die is…

A: 6 sided die roll 5 times and get result 1,1,1,1,1,1

Q: You forget to study for the multiple choice exam in your next class. Suppose the test has 5…

A: It is an important part of statistics. It is widely used.

Q: A fair coin was rolled 6 times with each outcome either head or tail. How many possible outcomes for…

A: The step by step solution of the given problem is as follows:

Q: You are a professor of journalism and have 14 students in your class. You tend to call on students…

A: It is given that, There are 14 students in your class. professors can choose 6 students during your…

Q: Exc The following observations have been arranged in ascending order. 28, 35, 38, 54, 61, x+2,…

A: If the number of observations are even then we use the formula for median, Deciles and percentiles…

Q: A person tossed a coin 8 times. In how many ways can he get 5 tails?

A: Given information- We have given that a person tossed a coin 8 times. We have to find the number of…

Q: You and nine of your classmates are attending an event. How many ways can you be arranged in a…

A: You and nine of your classmates are attending an event.so total number of classmates  =10

Q: you roll two fair dice. How many ways are there for the sum of the dice to be less than 6?

A: On rolling two dice, let X be the sum of the outcomes. The all possible values of X is…

Q: A game is played by rolling 2 die, one red and the other blue, then adding the results. (A). How…

A: a) Red die can have total of 6 outcomes (1,2,3,4,5,6) Similarly, the blue die can have 6 outcomes…

Q: Describe about the Coin-Tossing Example.

A: The formula for probability is given as

Q: ten percent of adults say oatmeal is their favorite cookie. You randomly select 12 adults and aks…

A: Given that  Number of trials n=12 Success of probability p=0.10 X~binomial (n,p) nCx = n!/x!(n-x)!

Q: In how many ways can 3 student, 4 teachers and 4 workers sit in a line if the teachers always set…

A:

Q: A die is rolled four times consecutively. Find the number of possible outcomes if the order of the…

A:

Q: There is a class where every student either wears glasses or has dyed hair. There are 35 students in…

A:

Q: You play a game by drawing a card from a standard deck then replacing the drawn card. If you draw a…

A: If a queen or a king is drawn then the winning amount is Php 500 If a Ace is drawn then the winning…

Q: Assume that you are rolling two regular dice.  The first one is red; the second one is green.  In…

A: When we rolled pair dice of different colours So total no. of possible outcomes will be 62 =36.…

Q: When 3 dice are rolled, find the probability of getting a sum of 13.

A: The most commonly used dice are cubes with six sides. Here, we will see how to calculate…

Q: You roll 2 fair dice, one green and one red. Are the outcomes on the dice independent.

A: Given that, Roll a  2 fair dice, one green and one red.

Q: Julia sets up a passcode on her tablet, which allows only eight-digit codes. A spy sneaksa look at…

A: According to the provided data, the passcode allows only eight digit codes. As the fingerprints on…

Q: Four math clubs go to a conference and meet up for lunch. They introduce themselves to each other…

A: The scenario in which four math clubs go to a conference and meet up for lunch.Every member of each…

Q: What is the probability that both numbers are odd if their sum is 7 ? What is the probability that…

A: Here sum=7 Sample space={(1+6),(6+1),(2+5),(5+2),(3+4),(4+3)} total 6 possibilities

Q: In the Summer Olympics, there were eight runners in the final of the men's 100 meter dash. This race…

A: There are six non-USA runners, and we want to find the number of possible podium finishes that don't…

Q: Three people in a group of 10 line up at a ticket counter to buy tickets. How many lineups are…

A: From the provided information, Three people in a group of 10 line up at a ticket counter to buy…

Q: Suppose you flip eight fair coins   What is the probability of flipping less than three heads? What…

A: Introduction:If X ~ Bin (n, p), then the probability mass function of X is:p (x) = (nCx) px (1 – p)n…

Q: Suppose you flip eight fair coins.   What is the probability of flipping exactly eight heads? What…

A: Binomial distribution:The events that has exactly two possible outcomes (success or failure) follows…

Q: In how many ways can the word "MATHAMATICS" be arranged if no two A's are next to one another?

A:

Q: Chandler is a magician performing at a birthday party. Chandler first performs one of 3 card tricks,…

A:

Unitary Method

The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products. 

Speed, Time, and Distance

Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.

Profit and Loss

The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.

Units and Measurements

Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.