Qn.A study of reliability of buses was examined. The distance traveled (was in 1,000s of miles) prior to major motor failure a sample of 22 buses was taken whose distances traveled were as; (i)Present the distance traveled by a steam and leaf  (ii)Use 8 as classes and prove this with , to determine class interval  (iii)Construct a frequency distribution table for the buses  (iv)Plot out a histogram to represent the distance covered

Q: An analysis of 50 train derailment incidents identified the main causes listed​ below, where T…

A: In frequency table, all the possible observations are listed along with its frequencies. Frequency…

Q: Compute the following statistical values. a) The speed of each time class in mph (show it in the…

A: Let's start by addressing each of the statistical values and computations one by one.For a), the…

Q: Q6. For the following set of data from five participants showing Hours of Sleep and Results in a…

A: Given data: Hours of sleep Dexterity 7 8 8 8 9 9 10 10 10 15

Q: 2. For the following frequency distribution, what is the value of ZX? a. 35 b. 14 C. 10 d. 25

A: Frequency distribution table is given.

Q: following dotplots represent the heights, measured to the nearest cm, of 14 women Women's heights o…

A: Given that

Q: 1. Use the ungrouped data that you have been supplied with to complete the following: (a) Arrange…

A: Given data: 4.9 4.4 4.5 4.7 4.4 4.5 4.9 4.7 4.5 4.6 4.6 4.5 4.5 4.5…

Q: To do this: You have been provided with two sets of data, one for concrete cube testing and the…

A: Given information: 24 22 26 22 25 25 26 23 25 25 26 24 28 24 25 24…

Q: The following stem-and-leaf plot represents the times in minutes required for 30 co-workers to…

A: Given data  A stem and leaf plot is given which represents the times in minutes required for 30 co…

Q: A sample of average high temperature during July (x) of cities in Colorado compare in feet (y)…

A:

Q: A sample of average high temperature during July (x) of cities in Colorado compared to their…

A:

Q: Students in a statistics class took their second test. The following are the scores they earned.…

A: The charts are the visual representation of the data set. It is used for easy understanding and…

Q: Consider the following ordered data. 10 13 13 14 15 15 16 17 10 (a) Find the interquartile range

A: Solution-: Given data: 10, 13, 13, 14, 15, 15, 16, 17, 10 We want to find interquartile range=?

Q: Which choice best describes the estimate of E(yla = 0)? (a) E(y|x = 0) < -2 (b) -2 ≤ E(y|x = 0) < 0…

A: The data on the X and Y variables are as follows:X:−4,−2,0,2,4Y:−10.672,−6.428,−2.242,1.946,7.596To…

Q: Create a histogram using SPSS and the following data:

A:

Q: 4.6 4.6 4.4 4.5 4.3 4.7 4.9 4.6 4.6 4.6 4.5 4.7 4.5 4.5 4.6 4.6 4.6 4.8 1. Use the ungrouped data…

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

Q: 2. The speeds (in km/hr) of 14 roller coasters found around the world are given below. Find the…

A: First arrange the data in ascending order. Median is calculated as,…

Q: The following stem-and-leaf plot represents the test scores for 26 students in a class on their most…

A:

Q: Data was collected for 300 fish from the North Atlantic. The length of the fish (in cm) is…

A: Given that,Data was collected for 300 fish from the North Atlantic.

Q: The following stem-and-leaf plot represents the times in minutes required for 2626 co-workers to…

A: we have given data is,StemLeaves21 4 4 5 6 7 7 932 5 6 41 1 3 3 3 3 4 750 1 2 3 4 5 9Let first enter…

Q: .2) Tabulation & Display of Quantitative Data 1. Tabulation – Constr. a frequency Distr. Table…

A: Part a: The frequency distribution for the provided data is as given below:   Classes…

Q: Thomas wants to compare the mean concentration of carbon monoxide (CO) on residential versus…

A: The hypothesis is, H0: There is no difference between the mean of residential and commercial…

Q: Construct a frequency distribution for the number of car accidents.

A: Let the random variable will be the number of accidents people had been involved in. To construct a…

Q: The following table is the frequency distribution for the amount 'screen time' (in hours) had each…

A:

Q: I need help with only question 14. I need help with parts a,b,c,d, and e.

A: Hey there! Thank you for posting the question. Since there are multiple subparts posted, according…

Q: Given a data set with H = 152.8 and o = 12.4 , calculate the z-score for each of the data points…

A: Let X be the random variable from normal distribution with mean (μ) = 152.8 and standard deviation…