difference between

Q: Theoretical probability is what we expect to happen, where Experimental probability is what actually…

A: Given: The objective is to compare Theoretical and Experimental Probability and to select the more…

Q: From Theoretical and Experimental Probability, which of the two method is more appropriate and valid…

A: Theoretical probability is determined based on the prior information. Theoretical probability :…

Q: Why can’t all the probabilities for a Poisson random variable be displayed in a probability…

A:

Q: Discuss the applications of error probability?

A: Before discussing the applications of error probability, first we discuss about the error…

Q: How do you graphically portray the probability distribution of a discrete random variable?

A: Probability Histogram: A probability histogram is the graph of a probability distribution that gives…

Q: What are the difficulties of learning random variable and probability distribution?

A: We know that the,  A random variable is a variable whose value is unknown OR a function that…

Q: If the probability of mistakenly failing to reject the null hypothesis is 0.20, what is the…

A: A Type I error is when we reject a true null hypothesis. Lower values of α make it harder to reject…

Q: If a newborn lab rat receives a hormone and its weight in ounces is converted into a z score that is…

A: Given that the z-score for the weight in ounces of a newborn lab rat receives a hormone is 2.

Q: What does the power of a hypothesis test tell you? How is it related to the probability of making a…

A: Solution: It is required to mention what does the power of a hypothesis test tell you? How is it…

Q: How can the sample covariance be used to estimate the covariance of random variables?

A: The covariance is used to measure the relationship between two random variables, that is, to what…

Q: Explain the two different types of random variables?

A:

Q: 2. The probability of type II error is given by

A:

Q: What is the probability of a Type I error?

A: The type I error is defined as rejecting the null hypothesis when actually it is true. Let X denote…

Q: How can we calculate the probability-weighted average of the squared deviations?

A:

Q: If the probability distribution for the random variable X is given in the table, what is the…

A: The expected value of X is calculate as E(X) = ∑x.p(x)

Q: What is the expected value of the probability distribution of the discrete random variable X?

A:

Q: What are the different Shortcomings of the linear probability model?

A:

Q: What is the difference between a priori vs a posterior probability? Discuss.

A: Solution-: We  discuss difference between a priori vs a posterior probability.

Q: How do you know whether a random variable is continuous or discrete?

A: Discrete variable : It is countable. The discrete variables comes from counting number. It assumes…

Q: Show Differentiate between a significance level and a probability level?

A:

Q: Why is it possible to define the probability of committing a Type I error but impossible to know the…

A: Definition of Type 1 & Type 2 Error : In hypothesis testing, a type 1 error is the rejection of…

Q: manufacturer of aspirin claims that the proportion of headache sufferers who get relief with their…

A: Given data,Probability of success is p=63.8%=0.638If n=430P(X<58.4%)=?

Q: How does the Bayes Theorem differ from the conditional probability? Can you please explain it in…

A: Conditional Probability :  If the occurrence of an event is based on the occurrence of previous…

Q: what can you learn about random variable and probability distribution?

A: Random variable and probability distribution : First understand both terms separate - Random…

Q: What is the expected value and variance of flight time?

A: Given that x~u (120 ,140 ) Find Expected value =? Variance =?

Q: Why can decreasing the probability of a type I error cause an increase in the probability of a type…

A: Here use basic definition of type 1 and type 2 error .

Q: What is the predicted probability of labor force participation for a woman who has 13 years of…

A: Given predicted probability of labor force = 0.082 + 0.032 * years of education - 0.114 * number of…

Q: What is the symbol for the probability of making a Type I error?

A: Ist Kind of error: Rejecting null hypothesis, when the null hypothesis is true. Type I error:…

Q: How does the Bayes Theorem differ from the conditional probability?

A: Conditional probability of an arbitrary event is the probability of occurrence of that event given…

Q: An instrument for testing contaminated particles experiences errors 4 times on average during a…

A: Given Data: Let X represent the number of errors during 4-hour session X~ Poi(4)   Let Y represent…

Q: How does reducing the Probability of a Type I Error is done?

A:

Q: What is chance variation? What are its causes? How can it be altered

A: Chance variation  or 'chance error' or 'random error' is the inherent error in any predictive…

Q: What are Posterior Probabilities?

A: A posterior probability, in Bayesian statistics, is the revised or updated probability of an event…

Q: What is the probability of rolling a sum of 7 or 11 with two fair dice? Show all work.

A:

Q: Mathew is pleased to see a positive difference in the pilot sample, but Russell is cautious about…

A: Mathew is pleased to see a positive difference in the pilot sample, but Russell is cautiousabout…

Q: How do you describe a discrete random variable?

A: A RANDOM VARIABLE IS A NUMBER GENERATED BY RANDOM EXPERIMENT RANDOM VARIABLES ARE OF TWO TYPES:…

Q: What is the probability of selecting a respondent who does not prefer Checkers?

A: Provided data is: Preferred supermarket   Pick n Pay Checkers Woolworths Total No.…

Q: What is the relationship between the joint probability and marginal probabilities of two independent…

A: The relationship between the joint probability and marginal probabilities of two independent events…

Q: When playing the game clash of clans, red army six has earned three stars during 47 of her last 63…

A: Number of war attacks in which red army six earned three stars = 47 Total number of war attacks = 63

Q: What is the probability of making a Type I error?

A:

Q: What type of probability involves repeating an experiment and recording the relative frequency of…

A: Probability which involves repeating an experiment and recording the relative frequencies of the…

Q: The probability of committing a type II error is denoted as â True or False

A: We have to find given Statement is true or false.

Q: What are the reasoning or arguments surrounding the below statement: "Statistical research shows…

A: The reasoning is given below

Q: 3. What do we call the probability of a Type I error?

A: Probability of  Type-I error  is the probability of rejecting null hypothesis  when null hypothesis…

Q: 2. a). The term error is used in two different ways in hypothesis testing: a Type I error (or Type…

A: Introduction: Type I error: In a hypothesis testing problem, a Type I error occurs when the test…

Q: The assessment of the probability of a negative event against the aggregate severity of the related…

A: Given: A statement: The assessment of the probability of a negative event against the aggregate…