Find the critical value of r  if the significance level is 0.05     .708     .576     .917     .811

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A: Given: n(): frequency of class

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A: Numbers of  class is 9

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A: A classification showing different values of a variety and the corresponding is known as frequency…

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Q: What is the Margin of Error, E?

A: Since the sample size is small and population SD is unknown then we will use critical value based on…

Q: eight  Frequency  54 inches 1 58 inches 1 60 inches  4 61 inches 6 62 inches 2 63 inches…

A: Given: Sample Standard Deviation s= √9.37   = 3.06 Standard deviation is a measure of dispersion…

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A: The data is as follows: Population mean, μ=70.2 inches Population sd, σ=4.2 inches

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A: It is given that Population mean = 5.2 Sample mean = 4.25

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A: Sample size Number of pet owners who buy their pet food in brick and mortar storms is

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A: Given Information:Region A:Sample size Sample mean Population standard deviation Region B:Sample…

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A: Given, Quartile one = Q1 = 2.1 Quartile two = Q2 = 3.4 Quartile three = Q3 = 5.0

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Q: Random samples of two species of iris gave the following petal lengths (in cm). x1, Iris virginica…

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Q: Table 3.01 Mean 191.91 Standard Error 9.56815 Median 175.92 Standard Deviation 84.5036 Sample…

A: The given excel output is, From the output,

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A: Given data is appropriate for t-test for difference of means because it is a small sample test.

Q: The article "Compression of Single-Wall Corrugated Shipping Containers Using Fixed and Floating Test…

A: Formula for Tukey Kramer test statistic: Test statistic=Mi-MjMSEnhHere, Mi is the mean of the ith…

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Q: Type I error: Washers used in a certain application are supposed to have a thickness of 2…

A: From the provided information, The hypotheses are as follow: Null hypothesis H0: µ = 2 (The mean…

Q: Based on a suitable statistic, find out the counter with more consistent performance.

A: Determine the data points for the both the counter from stem and leaf plot: Counter A Counter B…

Q: 130 adults with gum disease were asked the number of times per week they used to floss before their…

A: Given : 130 adults with gum disease were asked the number of times per week they used to floss…

Q: Please determine: 1. Mean 2. Median 3. Standard deviation 4. Coefficient of variation of the…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

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Q: 130 adults with gum disease were asked the number of times per week they used to floss before their…

A: a) The frequency of a class or observation is the number of values corresponding to it.

Q: Studies on a machine that molds plastic water pipe indicate that when it is injecting 29.98 mm…

A: Given : The pipe has a specification of 29.98 mm plus or minus 1.81 mm Lower spec limit ( LSL) =…

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Q: A selection of cereals was sampled and the number of calories was plotted against the number of…

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Q: If SS Total = 8.8 and SS Between = 4.2, what is SS Error?

A: Answer: From the given data, SS Total = 8.8 SS Between = 4.2

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A: Given data is appropriate for t-test  for single mean .because sample size is small(n<30).

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Q: What is the population standard deviation of the data set? {5,6,7,7,9{ GeoGebra Graphing…

A: A standard deviation is a statistic that measures the dispersion of a dataset relative to its mean.…

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