You wish to test the following claim (Ha) at a significance level of a = 0.001. Ho: p=0.35 Ha:p> 0.35 You obtain a sample of size n = 567 in which there are 222 successful observations. What is the critical value for this test? (Round to three decimal places.) Critical value = 3.090 0 What is the test statistic for this sample? (Round to three decimal places.) Test statistic =

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A: The confidence interval inversely depends on the sample size. The formula for the confidence…

Q: statistician is interested in whether the average school fee exceeds $120,000 a. a one-tail test…

A:

Q: Can one "trust"

A: Statistics is the study of collecting , analyzing and interpretation of the data.

Q: Explain about Scheffe’s test.

A:

Q: Explain the Formulas for a sample comparable to the ones for a population?

A: If the data includes all the possible values, then it is called population. Whereas, the sample data…

Q: what is statistics- future scenarios in terms of doing project management?

A: Statistics analysis-future scenario helpful in estimation of expecting compeletion time of the…

Q: Explain the two types of observation as used in statistics

A: There are two types of observations: 1) Qualitative observations 2) Quantitative observations

Q: How will statistics play a part in a health provider's career?

A:

Q: What is statistics, how do you think statistics can be helpful in ours lives. Think of an area of…

A: Statistics is a science which deals with the collection, classification, presentation, comparison…

Q: Would a sophomore year statistics class students’ average age be a good Point Estimator(This is a…

A: Yes, as usually students in sophomore year are of certain age and the age range is not so huge,…

Q: How will I calculate population mean using this set of data? Thanks.

A: Given data is : 61159 57524 56186 52254 54884 51869 29743 39877 50086 53672 65707 73861

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A: Given, we have two samples males and females.

Q: For qualitative data, the mean is the best measure of center. False

A: Qualitative data contains categorical variables. It includes values that do not have numerical…

Q: How do i find the test statistic and the p-value?

A: The sample sizes are 22 and 22.

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A: Here we want test whether student's score on the pre course and post course knowledge assignment is…

Q: Why are t statistics more variable than z -scores?

A: t-statistics uses sample variance instead of population variance.   t statistics has both s and x̅.

Q: What is p value ?

A: The​ P-value is the probability of observing difference in the sample statistic this high or higher…

Q: A major company would like to assess the relationship between self confidence and sales levels in…

A: In this case, we will use correlation coefficient.

Q: explain the differences of parameter and a statistic

A: It is needed to state the difference of parameter and statistic.

Q: Explain the meaning of the term hypothesis as used in inferential statistics.

A: Hypothesis testing:         Hypothesis testing was introduced by R.A.Fisher (Ronald Fisher).It is a…

Q: The correct order of a statistical analysis is?

A: The question is about statistical analysis Introduction : Statistical analysis : The analysis which…

Q: The varaibility of a statistic is described by

A: The variability means the spread ness of the data set. The best measure of spread ness is standard…

Q: What's the Z score and how is it calculated?

A: We know z-score is used in many fields. But we should know what is the meaning of z-score and how to…

Q: In spss, what test can you do to compare the score of variables?

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Q: why is it  important for students to know something about statistics as applied to psychology?

A: Yes it is important for students to know something about statistics as applied to psychology…

Q: What are statistics, and how do they relate to data analysis and decision-making?

A: Given that,we have to explain what is statistics, and how they relate to data analysis and…

Q: Provide an example of a study, including the variables, level of measurement, and hypotheses, for…

A: Inferential statistics is about testing a claim about a population using suitable test statistic.

Q: What is the highest relative score earned on a test?

A:

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A: There are three different groups of tree seedlings. These will be the treatments. Number of…