A data set includes data from 400 random tornadoes. The display from technology available below results from using the tornado lengths (miles) to test the claim that the mean tornado length is greater than 22 miles. Use a significance level. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. A Click the icon view the display from technology Assuming all conditions for conducting a hypothesis test are m Display from Technology O A. Ho u=2.2 miles H u<22 miles Hypothesis test results: H: Mean of variable H p=22 Hp>22 Variable Sample Mean Std. Err. DF T-Stat P.value Length OC. Ho u<22 miles H: p=22 miles 244777 0.264519 399 0.936681 0.1747 Identify the test statistic. (Round to two decimal places as needed.) Print Done Enter your answer in the answer box and then click Check Answer Clear All Check Answer Help Me Solve This View an Example Get More Help- 7:58 PM 7/27/2021

Q: The test statistic is enter your response here.

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Q: Use the following data set to answer the questions. 13 15 20 20 20 20 20 20 20 23 27 31 a. What is…

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Q: What is the median of the following list of numbers? [11, 23, 3, 11, 7, 16, 21, 1, 4, 19, 24, 12]

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Q: Illustrate the Test R2 for significance?

A: Coefficient of determination: The coefficient of determination (r2) is the percentage of total…

Q: additionally how would you find the: test statistic &amp; p-value

A: The claim is that mean lead concentration is less than 19 μg/g Null hypothesis: H0 : µ=9 μg/g…

Q: Can one "trust"

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

Q: The New York Jets lost their first 8 games of the 2020 NFL season. In those games, they scored the…

A: The data set :-X :- 17, 13, 7, 28, 10, 0, 10, 9

Q: Create an example of when you would use each: mode, median, and m other words, what is something for…

A: The mode is the value that appears most often in a set of data values .

Q: What do you mean by Random Sample?

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Q: How statistical tests are used?

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Q: ​Claim: Fewer than 92​% of adults have a cell phone. In a reputable poll of 1172 adults, 86​% said…

A: The hypotheses for the test are given below. Null hypothesis: H0: p = 0.92 Alternative hypothesis:…

Q: Which variable is the explanatory variable and which variable is the response variable? ? Explain…

A: Let X be the teen birth rate and Y be the people living in poverty.

Q: ​Claim: Fewer than 95​% of adults have a cell phone. In a reputable poll of 1073 ​adults, 90​%…

A: Formula for Test statistic  Test statistic ( z ) z = ( p^ - p ) / ( √( p * ( 1 - p) / n) )

Q: What is the power of a test?

A: Power of test is the probability of rejecting the null hypothesis when it is false. Therefore, the…

Q: What is Sample?

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Q: Is the sample mean always the most frequently occurring value? If so, explain why. If not, give an…

A: No, Sample Mean is not the most frequent Occuring Value.   Mean= Sum of Observations / No.of…

Q: What is the average? 3 4 5 8   2   4   5   10

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Q: Students in a math class took a 10 point quiz. The scores were: 3, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 9,…

A: Mean Let "X" be the math scores. 3 6 6 7 7 8 8 8 8 8 8 9 9 9 10 10 10

Q: How can I find the sample mean of these four scores ? 1,4,4,10

A: Given data, 1,4,4,10 sample mean(x)=?

Q: what is the mean, median and mode of 0 5 10 15 20 25 ?

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Q: True or False The PEW Researcher center based on a sample of 10,000 recent college graduates says…

A: We need to find whether the given statements are true.

Q: ​Claim: Fewer than 91​% of adults have a cell phone. In a reputable poll of 1119 adults, 83​% said…

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Q: Explain Properties of the Sample Mean?

A: Mean: The arithmetic mean(also called the mean) is the most commonly used measure of central…

Q: You are testing the claim that the proportion of men who own cats is larger than the proportion of…

A: From the provided information,

Q: Which one measure of central tendency would you report for the variable SEX (1=male, 2= female)

A: The measure of central tendency provides a measure about the center of the set of the observations.

Q: You are testing the claim that the proportion of men who own cats is larger than the proportion of…

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Q: write two numbers with mean 8 and variance 4

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Q: What test would you use if you want to determine whether gender and major depend upon one another?…

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.