3) Suppose the math club as 14 members. How many ways can they select a president, a vice president, a secretary, and a treasurer? How many ways can they select a group of 4 to attend the math Olympiad? Further, explain your reasoning behind your answers Explain your reasoning in a manner as if you were trying to help a friend prepare for a statistics exam and you wanted to help them understand the difference between nCr ad nPr in a statistics class.

Q: Four students achieve the following grades on their midterm which was out of 20 marks: 4, 4, 4, 20.…

A: The mode is 4 as its is the highest occurring frequency. So it will reflect the accuracy or more…

Q: West High wants to estimate the number of students who drive to school. Answer the following. (a)…

A: a). Since, a sample is a part of the population and that represents the population. Therefore, the…

Q: Please solve for all the parts of the following question correctly A survey of 1083 adults in a​…

A: We have given that  Sample size n=1083 Favorable cases x = 563 Sample proportion p^=x/n

Q: Lilo wants to know if equal proportions of students in her class know how to surf well, know how to…

A: Hypothesis being tested by Lilo :  Null : H0: Equal proportions of students in her class know-how to…

Q: Of the 300 visitors polled,O liked to ski or snowboard. (Type a whole number.)

A:

Q: A survey among Harvard students was conducted. It is about their starting position when they sleep…

A: Do the collected data represent a sample or population? Explain your answer.

Q: Do you speak a second language? Do you play a musical instrument? results are summarized in the…

A:

Q: A local politician running for school board wants to know where he is ranked in the polls before the…

A: This question is part of sampling methods for political party. Since it is rarely possible to poll…

Q: 31 of 48% is what?

A: 31 of 48%

Q: bookstore found out that 23% of their customers buy a book, 34% of their customers buy 2, and 39%…

A: Given : A bookstore found out that ; 23% of their customers buy 1 34% of  customers buy 2 books 39%…

Q: Out of 32 students in a class 5 said they ride their bike to school. Based on these results how many…

A: Unitary method : It is a method by  first determine the value of single unit and then determine the…

Q: Dean suspects that statistics teacher increase the grades of the class of 75 students due to his…

A: The mean difference between the sample and that of population is calculated using t test for small…

Q: Two psychologists surveyed 587 children in grades 4, 5 and 6 in elementary schools in Michigan. They…

A:

Q: student wants to know his average homework grade for the first half of his math class. There were 7…

A: Given data, 100,90,95,89,92,85,95 What is the population mean of his homework grades?

Q: Can you guys help me on this? Thank you!

A: I have provided a detailed answer to each question in the Explanation section.Explanation:Part (a):…

Q: If Gena's score is 85, the class average is 82, and the SD is 4, what is Gena's Z-score?

A: If Gena's score is 85, the class average is 82, and the SD is 4, what is Gena's Z-score?

Q: How many degrees of freedom does your sample contain?

A: Given that  Sample size=n=30 Formula for degree of freedom  df=n-1

Q: you want to know how how arizonia workers age 16 or older travel to work. To estimate the percentage…

A: Individual:Collected data which can be associated with a single element in a sample is called…

Q: Please answer questions below Below is a sample of 64 responses of a survey of Ward 3 residents in…

A: Note: "Since you have posted a question with multiple sub -parts , we will solve first three sub…

Q: In the Aloha State, you are very unlikely to be murdered! However, it is considerably more likely…

A:

Q: In a class, 96% students have at least one smartphone, 98% have a calculator, and 95% have a…

A:

Q: A statistics class is made up of 12 men and 18 women. What percentage of the class is​ male?

A: Given,no.of mens=12no.of womens=18total no.of peoples=30

Q: Mathcorp has 35,000 employees and claims that the average salary is $50,000. You are an…

A: t-test: If the given sample size is less than or equal to 30 or sample standard deviation is given…

Q: Does the Midwest, or Northeast, seem to have a higher percent of graduates taking the SAT? Midwest…

A:

Counting Principles

In statistics, the counting principle can be said to be the concept in which the quantity of an item is determined. There can be a single item, or a group of items, or items that are related to each other. In every possible set of items, the quantity of the possible item groups or their sorting measures can be determined with counting principles.