Does the frequency distribution given appear to be normal? Years of Service Frequency 5 6-10 16-20 26-30 F *** 5 1

Q: uppose that pulse rates among healthy adults are normally distributed with a mean of 81 beatsminute…

A: Z = x - μσ~N(0,1)

Q: Scores on a test have a mean of 86 and a standard deviation of 13. Jerrica has a score of 94.…

A:

Q: The weights of men in their 30s are normally distributed with a mean of 190 pounds and a standard…

A: From the provided information, Population mean (µ) = 190 pounds Population standard deviation (σ) =…

Q: Write down the important properties of the Normal Curve.

A: A normal curve is identified using the values of the mean and standard deviation to show the…

Q: I am having trouble with Frequency Distribution and the whole process. Would you help please?

A: Frequency informs you how frequently something has occurred. The frequency of an observation informs…

Q: A university president believes that, over the past few years, the average age of students attending…

A: Given that: Sample size, n=20 Sample mean, x¯=25 Population mean, μ=23 Population standard…

Q: If the quantile-quantile plot of your data versus a normal curve is linear, the data is likely…

A: If all the observations in the quantile plot are very close to the straight line, then it can be…

Q: what is the symbol for the first parameter of the distribution and whats the value?

A: Answer: - Actually we have p=0.40  and sample size n=100  , This is the binomial Distribution

Q: What is a frequency distribution? Explain how these differ if we are using qualitative data versus…

A: Frequency distribution- Frequency distributions are visual displays that organise and present…

Q: Mountain Mouse makes freeze-dried meals for hikers. One of Mountain Mouse's biggest customers is a…

A: From the above given data the following solution is provided below:

Q: Describe about the Error Variability?

A: The element of variability is produced by factors, such as measurement imprecision, and is not…

Q: The distribution of sample means tends to be a normal distribution. true or false?

A: This question explores the characteristics of the distribution of sample means. Specifically, it…

Q: isn't it should use the normal table to find z value?

A:

Q: Describe about mean square between.

A: In ANOVA, “SS” stands for “sum of squares”, “df” stands for degrees of freedom, F is for the test…

Q: State three examples where similar averages are associated with very different distributions Go…

A: Given :  State three examples where similar averages are associated with very different…

Q: Calculate values and create frequency distribution graph to represent data 1,3,2,5,2,0,2,1,2,1,3,0,7…

A: First we have to calculate frequency And than we have to draw frequency distribution graph.

Q: What are the steps for the Constructing Relative Frequency Distributions?

A:

Q: Which univariate graph for frequency would be reasonable to use to depict continuous data? Histogram…

A: Histogram is a graphical representation to display continuous data. In histogram, there is no gap…

Q: Two tools commonly used to test how close the dispersion of data matches the distribution shape of a…

A: The normal distribution serves as a fundamental model for the distribution of many natural…

Q: Assume that an intelligence test scores are distributed normallt with a mean of 100 and a standard…

A: Standard normal distribution: The standard normal distribution is a special case of normal…

Q: What is Regression toward the Mean?

A:

Q: Does data have to always be numerical in statistics?

A: Does data have to always be numerical in statistics

Q: 9 The table shows the magnitudes of the earthquakes that have occurred in the past 10 years. Use the…

A: We have given the following table Earthquake Magnitude  Frequency  5.0 - 5.9 14 6.0 - 6.9 13…