Total Questions: 80, Each question has 4 multiple choice options. What is the probability of getting 24 or more questions correct if you are randomly guessing? (Round to four decimal places.) What is the probability of getting 54 or more questions correct if you are randomly guessing? (Round to four decimal places.) Karissa got 24 questions correct. Angela got 54 questions correct. Is it reasonable to believe that Karissa had no prior knowledge of statistics? yes no Why or why not? Is it reasonable to believe that Angela had no prior knowledge of statistics? yes no Why or why not?

Q: Please solve this: You are to play a game of chess against a random opponent on the web. You say to…

A: The Probability of winning the game is equal to 75%

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: 66,67,34,45,64,67,75,58,54,59,67. Find the mode(s) of the given scores.

A: It is given that the scores of students are66,67,34,45,64,67,75,58,54,59,67

Q: We have 39 balls in the box, you choose 5 random balls. What is the percentage that 4 of them are…

A:

Q: A couple plans to have 4 children. List the different outcomes according to the gender of each…

A: The objective of the question is to list all the possible outcomes of having 4 children, considering…

Q: arked the player wins if Te of their spots are ed. Complete the chart =

A:

Q: A multiple choice test contains 40 questions, each with four answers. Assume a student just guesses…

A: X denotes the number of questions that the student answers correctly. The multiple choice test…

Q: Find the number of different selections of 4 letters from the word STATISTICS.

A: "STATISTICS" No.of letters in the word " STATISTICS " =10

Q: Bonus +3 Find the probability of being dealt a flush in poker. This means that all five cards you're…

A:

Q: A group has 20 man and 22 women what is the percentage of the women in the group

A: Given that, Total number of people = 20+22= 42 Man = 20 Women= 22

Q: A college class completes an exam and the professor grades each exam with the following scores: 88,…

A: We need to find the quartile and then we will be able to find the number of students who pass the…

Q: A multiple choice test consists of 10 questions. Each question has 5 choices of which one is the…

A: The number of multiple choice questions is 10.

Q: Hakim created his own deck of cards for a magic trick. He decorated all the cards with pictures of…

A:

Q: How many outcomes are possible on a quiz with three true/false questions?

A: To determine the number of outcomes that are possible on a quiz with three true/false questions.

Q: Over a five-day period you captured 50 fox squirrels and marked them with ear tags. After one month…

A:

Q: Please answer question in decimal form. A student is taking an exam and doesn't know the answers…

A:

Q: Bella is a really cute dog that lives near our school. Bella's mom is in Class 72. Bella's mom…

A:

Q: Charmaine asked 8 students how many courses they have taking so far at her college. Here is the list…

A: Solution: The given data is 13, 20, 8, 17, 22, 4, 15 and 18.

Q: in a math test , 368 students from a scool took a  test , the scores   are 5,10,18,26 and 31 . find…

A: First calculate mean and standard deviation of the sample scores .  The sample size is n=5. The…

Q: A test contains 7 multiple-choice questions. Each question has one correct answer to choose from 4…

A:

Q: Jack wrote a 10-question multiple choice quiz. Each question has five possible choices. What is the…

A:

Q: A crate contains four black and five green bottles. Assume that you randomly draw three bottles from…

A:

Q: In a research article, " yoga "- the yoga poses and effects on heart rate,  had a study where 50…

A: 1) This is a case of experimental study as here, the observations are randomly chosen and randomly…

Q: Sam received scores of 84,86,83,90 and 87 on five tests. Hola had scores of 90,75,94,68 and 98 on…

A: Now we apply the formula of getting average = Sum of all scores / Total matches playedSo average…

Q: A student is writing a multiple choice test. Each question has 4 choices. If the test has 21…

A: Introduction: The binomial distribution is a discrete type probability distribution. It is a finite…

Q: A quiz contains 4 multiple-choice questions. Each question has one correct answer to choose from 4…

A: Given:  Quiz contain 4 multiple choice questions each question with 4 option inwgich only one is…

Q: 6. Consider the process of a student showing up for an exam in the wrong classroom and have…

A:

Q: in a break room there are 3 bags of pretzels 2 bags of doritos and 4 bags of popcorn .find the…

A: Total number of bags = 9 (i.e. 3+2+4) Number of pretzels bags = 3 Number of Doritos  bags= 2 Number…

Q: Random assignment signifies.

A:

Q: A math test has 10 multiple choice questions each with 3 answers what's the probability to get a…

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

Q: There are 1,050 seniors in the class. 483 seniors want to go to a basketball game What percentage of…

A:

Q: The mean of the scores 2, 2, 2, 6 is?

A: Given score is2,2,2,6

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.