How we can find the expected values in square  and circles and fold the decision tree ?

Q: Test for sample proportions are always two-tailed. Determine whether the statement is true or…

A: In general, we will decide the test based on the alternative hypothesis.

Q: 1. What are the major modes for obtaining information via a survey?

A: Since, the question number is not specified, we'll be answering the first question only. Please…

Q: What is the size of the sample space when two 10-sided dice are rolled?

A:

Q: 5. Choosing 2 letters from the word GREEN. Write the sample space.

A: The word GREEN  has 4 distinct letter.    (with no repetition of letter) .

Q: The decision using the rejection region approach is not always same as the decision using the…

A: The statement is 'The decision using the rejection region approach is not always same as the…

Q: dentify the sample space of the probability experiment, determine the number of outcomes in the…

A: Total letter grades = 5 : (A, B, C,D,F) gender = 2 : (male(M), female (F)) Total Number of elements…

Q: How do probability and nonprobability samples differ?What are some types of probability samples?…

A: Probability samples: The observations in the population have equal probability of including in the…

Q: Explain the Difference between the sample space and random variables?

A: Sample space: The sample space is the collection of all outcomes, if a random experiment is…

Q: What is the size of our sample space if we roll a pair of six-sided dice once? Explain.

A: Sample space is defined as the collection (set) of all possible outcomes for an experiment.In this…

Q: 24. Cluster sampling is probability sampling method based on judgment a nonprobability sampling…

A: Cluster sampling is a probability sampling approach that divides the population into different…

Q: What is the importance of sample size and choice of test organism in studies involving…

A: A sample size is the size of the set of outcomes.. For a particular study , most of the times , it…

Q: Think of 5 situations with equally likely events and find the sample space.

A: Events are said to be equally likely if each outcome has equal chance of being occur.

Q: In an experiment, eight sided die is rolled followed by flipping a coin (simultaneously).  a)…

A: a) For the die, there are 8 possible outcomes.  For the coin, there are 2 possible outcomes. Die and…

Q: What is non probability sampling and explain the types of the same

A: Probability sampling is the sampling technique that allows a researcher to select a sample where the…

Q: What is the difference between an outcome and sample space

A: An outcome refers to the result of a experiment . Here experiment tends to actions that can have…

Q: List the sample space for flipping a fair coin 3 times and recording the outcome. Use the sample…

A: In probability, event and the sample space is the basic concept that everyone should know. Sample…

Q: Use the contingency table to calculate the expected cell count. The contingency table below shows…

A: The expected count is calculated as E = (Row total × Column total)/Total

Q: A classroom has 12 students, 8 females and 4 males. Three students are randomly selected from the…

A: Given that, classroom has 12 studennts, 8 femaales and 4 males   To find, draw outcome on tree…

Q: What is the size of our sample space if we roll a pair of six-sided dice once? Show your work and…

A:

Q: A sample space contains 8 equally likely outcomes. An event contains 3 of those outcomes. P(event)…

A: Given information Total number of outcomes = 8 Favorable number of outcomes = 3

Q: What is the total number of possible outcomes when a die is rolled and then coin is tossed?…

A: Given, Experiment 1: Rolling a die   Experiment 2: Tossing a coin

Q: You did an experiment in one of your classes. You put all the names of the students in a hat and…

A: Given information: The given data is summarized as given below:

Q: What is the distribution of sample means? How does the concept of probability and the distribution…

A: Introduction -   Hypothesis - A hypothesis is an approximate explanation that refers to the set of…

Q: how do you find random sample of 20 "items" from some population or process? And make the table with…

A: To find a random sample of size 20 from a population, we use simple random sampling. The simple…

Q: Define Sample Selection Bias? Provide Solutions to selection bias?

A:

Q: What is the sample space for an experiment?

A: An experiment is an activity which has observable values. The results obtained from the experiment…

Q: 7. Enumerate the different sampling techniques and classify then as probability or non- probability…

A: Disclaimer : Since you have asked multiple question, we will solve the first question for you. If…

Q: 1) Use a decision tree to determine what is Janus' best option. You need to show the complete…

A: Given two options for legal settlement with vehicle manufactureroption - 1 : A settlement of…

Q: Consider the case where a couple is having children until they have one boy and one girl, but no…

A: Given: condition a couple is having children until they have one boy and one girl, but no more than…

Q: Let five cards be drawn at random from a well shuffled standard deck of 52 cards. • Give an example…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: the experiment is rolling a fair die and then flipping a fair coin  how do I find the sample space…

A: When a fair die is rolled and flipping a fair coin, the sample space of all possible outcomes is:…

Q: Determine the expected number and variance of male children.

A:

Q: If a company reports that its quarterly earnings will be between $100 million and $125 million…

A: Assignable cause The causes which are known to us are known as an assignable cause. Chance cause The…

Q: Differentiate between the probability and non-probability sampling

A: In probability sampling each sample is equally likely to be in the sample.  Here the samples are…

Q: partition divides the sample space into mutually exclusive events.  True or  False

A: We have given the following statement.

Q: Why hypothesis testing is very important

A:

Q: With the correct definition. sample space probability tree diagram outcome [II

A: All the questions belongs to probability theory

Q: A person chooses 2 different vowels from the alphabet. What is the sample space in this experiment?

A:

Q: How does the concept of probability and the distribution of sample means relate to the testing of a…

A: We know that the sample mean distribution will be either normal distribution or T distribution. If…

Q: Explain how sample size can influence the outcome of a hypothesis test.

A: Lets take the example that we are doing Hypothesis test for one mean with sample size n : When the…

Q: Define the concept of probability sampling and give THREE (3) examples of probability sampling…

A: Probability Sampling :  Probability sampling is based on the theory of probability. In probability…

Q: lucky

A:

Q: believe smokers are discrim why not? Voting A random sample of likely Candidate X, with a margin of…

A: Given that Voters Showed that 55% planned to vote for Candidate X  Sample proportion =0.55

Q: How can hypothesis testing be an aid in the decision making process?

A: Hypothesis testing was introduced by Ronald Fisher, Jerzy Neyman, Karl Pearson and Pearson’s son,…