1- The statistic is a function in terms of the sample data that does not depend at all on the parameter or parameters of the distribution. 1_true 2_false

Q: One way analysis of variance is used to test for

A: One way analysis of variance also known as ANOVA.

Q: Differentiate between bounded and unbounded distribution?

A: Differentiate between bounded and unbounded distribution.

Q: What is the probabilty distribution of a statistic is called?

A: Given that, Probability distribution of statistic

Q: reasons why the standard error decreases as the sample size increases .

A:

Q: 6, 8, 9, 4, 3, 11, 4, 6, 5, 7,19 find the standard deviation for this sample show work

A:

Q: Estimate can be used to identify two general features for each of the several variance estimates in…

A: Here's the explanation is as follows; Analysis of variance (ANOVA) is a method for testing…

Q: What does sample variance measures in F test?

A: F-test is used to test whether the observations in two groups have same variability. Let X1, X2, …,…

Q: Explain t Distribution? & it's Prerequisites?

A: From the given question, The student’s t-distribution can be defined as:

Q: Inferential statistics is the branch of statistics that draws conclusions about (answer) based on…

A: There are two branches in statistics: Descriptive statistics  Inferential statistics

Q: True/False   the sampling distribution of the mean will have the same mean as the original…

A: As standard deviation of the sampling distribution of the sample mean is σnwhich is not equal to σ

Q: What happens to the proportion of intervals that include the population proportion as the sample…

A: The formula for the confidence interval of population proportion can be written as: Here n is the…

Q: The N-way ANOVA is similar to the as it can only tell us whether differences between the mean exist.…

A: ANOVA: The analysis of variance (ANOVA) is used to determine whether there are any statistically…

Q: What are some examples of sample statistics

A: Sample: A subpart, portion or subgroup is selected taken from the population is known as sample. It…

Q: As the true population mean moves away from the hypothesized mean, the power of the test decreases.…

A:

Q: Write down the properties of Hypothesized Sampling Distribution.

A:

Q: The following table represents the highest educational attainment of all adult residents in a…

A: The given data is as follows,   Age 20-29 Age 30-39 Age 40-49 Age 50 & over  Total High…

Q: The marks obtained by a class of students in an introductory statistics test are as follows: 53, 50,…

A: given observations : 53, 50, 80, 75, 45, 72, 90, 80, 20, 100. n = 10 mean = ?

Q: Distinguish between a distribution of sample means and a distribution of sample proportions.

A: Distribution of sample means and sample proportions are obtained.

Q: Explain Large-Sample Approximations to Sampling Distributions?

A: From the given information, Large sample approximation: In statistics, small sample and large…

Q: An investor wants to know if the average value of property is different from PKR 85000/=. He made…

A: Given data: Claim: An investor wants to know if the average value of property is different from PKR…

Q: Central tendency - mean is 100.5, median is 101, and mode is 100. Variabilty - range is 70,…

A: Introduction: Relationship between mean and median: The value of mean is equal to the median when…

Q: What are the functions of sampling distribution?

A: A sampling distribution is a distribution of the likelihood of a statistic derived from a greater…

Q: What are the two more properties of Hypothesized Sampling Distribution?

A: In order to draw inference about a certain phenomenon, sampling is a well accepted tool. Entire…

Q: Distinguish between a parameter and a statistic

A: A parameter is a descriptive measure of a population and a statistic is a descriptive measure of a…

Q: please explain how to use the standard deviation from the 1-Var Stats statistical output to obtain…

A: Hint:  Standard devation =Variance

Q: A parametrical statistical test is one that makes assumptions about the parameters that define the…

A: here use basic definition of parametric statistical test  parametric test evaluate hypothesis test…

Q: Explain Standard Error of the Sampling Distribution.

A:

Q: Describe the sources of within groups variance. How does within groups variance affect the range of…

A: Given information: It is required to describe the sources of within groups variance.

Q: If you calculate the sample covariance between two variables X and Y equals one, then there must be…

A:

Q: How to calculate the mean and variance of Poisson distribution?

A: As we know that Poisson is a discrete Probability distribution.  If X is a random variable and it…

Q: How do you calculate the sum of squares between subjects in an ANOVA without any mean or P values?

A: ANOVA: A one-way ANOVA is the most suitable for testing the equality of several means, provided the…

Q: True or false: As the degrees of freedom decrease, the Student's tdistribution becomes more like the…

A: As the degrees of freedom decrease, the student's t-distribution becomes more like tends to the…

Q: What is the mean and standard deviation of the population of 2,6,8,0,1? And also the mean of the…

A: Here,  x x-μ (x-μ)2 2 -1.4 1.96 6 2.6 6.76 8 4.6 21.16 0 -3.4 11.56 1 -2.4 5.76 Total…

Q: what the requirements are to assume that the sampling distribution of sample means does have a…

A: The objective of this question is to understand the conditions under which we can assume that the…

Q: Determine the test statistic

A: Solution-: Given: μ0=60,n=15,s=,α=0.01 Given data:  80 88 48 75 52 32 66 74 73 54 72 78 104 95…

Q: Explain kurtosis of the distribution?

A: