Please examine the graph below, which is a histogram summarizing a sample of data. What can we reasonably conclude about the sample?Frequency080940200-25 -20 -15 -10 -5Pick ONE optionX0 5We can be certain the data in the sample are normally distributed, as the histogram shows a characteristic 'bell curve'shape.We can be certain the data in the sample are not normally distributed, as the histogram is too uneven and asymmetric.While a normal distribution is a sensible hypothesis, these data could have been generated from other distributions, or amix of distributions.The presence of negative values means this cannot be normally distributed data.If the actual underlying data are integers, then the data could reasonably be Poisson-distributed, or from some othercount process.Two or more of these statements are true.

we have to identify true statement about the shape of given histogram . histogram :…

Answered: Please examine the graph below, which…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The following set of data represents the number of orders filled by a national-chain restaurant during a two week period. Construct a five number summary for the the data. 66, 75, 68, 89, 86, 73, 67, 75, 75, 82, 85, 74, 67, 61 (Round to the nearest hundredth, if needed). Min _________________ Lower Quartile _________________ Median __________________ Upper Quartile _________________ Maximum __________________ What is the range and the interquartile range (IQR)? Range __________________ Interquartile Range (IQR) ___________________
The accompanying data represent the miles per gallon of a random sample of cars with a three cylinder 1.0 liter engine
We will rank the y-values of the following data set: x y -2 -11 -0.8 -11.9 0.7 11.7 1.7 12.2 2.4 1.8 4.6 9.4 6 11.9 7.8 33.4 8.4 27 9.7 21.5 The scatterplot of the data looks like this: 123456789101112-1-2-3-4-5123456789101112131415161718192021222324252627282930313233343536-1-2-3-4-5-6-7-8-9-10-11-12-13-14 Fill in the following table: x y x-rank y-rank -2 -11 1 -0.8 -11.9 2 0.7 11.7 3 1.7 12.2 4 2.4 1.8 5 4.6 9.4 6 6 11.9 7 7.8 33.4 8 8.4 27 9 9.7 21.5 10
Data was collected for a sample of 7 organic snacks. The amount of sugar (in mg) in each snack is summarized in the histogram below. Snack Graph 12+ 10- 24 Snacks What is the sample size for this data set?
Consider the following data. 14, 2, 8, 4, 11, 9 Step 1 of 3: Determine the mean of the given data. Step 2 of 3: Determine the median of the given data. Step 3 of 3: Determine if the data set is unimodal, bimodal, multimodal, or has no mode Identify the modes if any exist.
An Internet retailer would like to investigate the relationship between the amount of time in minutes a purchaser spends on its Web site and the amount of money he or she spends on an order. The table to the right shows the data from a random sample of
Attention: These data are different from your previous questions! Now Lynn takes a different approach. They collect another two samples - GPA from students taking a semester of in-class courses, and then the same students' GPA when they are taking a semester of online courses. The data set is below. They predict that they will find a difference between in-class GPA and online GPA for the same students. Differences Between GPA's Student In Class GPA Online GPA Amy 4.0 3.5 Brad 3.5 2.2 Caroline 3.7 2.0 Dan 3.5 3.5 Emily 3.6 3.3 Frank 3.2 3.2 George 3.3 2.1 What is the t-statistic for this t-test? (Round to 2 decimal places.)
Fifty randomly selected car salespersons were asked the number of cars they generally sell in one week. Nine people answered that they generally sell three cars; thirteen generally sell four cars; ten generally sell five cars; seven generally sell six cars; eleven generally sell seven cars. Complete the table. Data Value (# cars) Frequency Relative Frequency Cumulative Relative Frequency 3 4 6. 7
Recall the histogram of annual maximum wind speed. Frequency оооооо 25 to 30 30 to <35 35 to 40 A histogram with a single peak is unimodal. A histogram with two peaks is bimodal. A histogram with more than two peaks is multimodal. Look over the histogram again and notice the number of peaks, or modes, in the distribution. Indicate below the class interval(s) where a peak occurs. (Select all that apply.) 40 to 45 45 to < 50 50 to < 55 55 to < 60 14 12 10 60 to < 65 co 4 25 30 35 40 45 50 55 60 65 annual maximum wind speed
Full data set 3. The data to the right represent the number of chocolate chips per cookie in a random sample of a name brand and a store brand. Complete parts (a) to (c) below. Name Brand Store Brand 22 29 24 22 28 23 25 22 17 28 24 35 32 28 33 27 23 31 26 28 15 24 23 21 (a) Draw side-by-side boxplots for each brand of cookie. Label the boxplots "N" for the name brand and "S" for the store brand. Choose the correct answer below. O A. OB. OC. N- S- 30 40 40 (b) Does there appear to be a difference in the number of chips per cookie? O A. Yes. The store brand appears to have more chips per cookie. O B. Yes. The name brand appears to have more chips per cookie. O C. No. There appears to be no difference in the number of chips per cookie. O D. There is insufficient information to draw a conclusion. (c) Does one brand have a more consistent number of chips per cookie? O A. Yes. The store brand has a more consistent number of chips per cookie. B. No. Both brands have roughly the same number…
utton- Compa X Freckle Student DashboardX m/courses/34860/assignments/774748 an, Meuian, IVIode vvS.pur mize File Preview Page 1 of 3 ZOOM Unit 5- Stotistics and Probability ccsS: 7.SP Practice Directions: For questions 1 through 5, find the mean, median, and mode(s) of each data set. Round your answer to the nearest tenth when necessary. 1. 35, 104, 57, 92, 29, 46, 57 mean medion mode(s) 2. 63, 136, 187, 47, 106, 33, 213, 111 mean median mode(s) 3. 346, 272, 316, 287, 346, 1084, 401, 316 median mode(s) mean Ч. 70, 53, 42, 23, 53, 1, 45, 29, 28, 56 median mode(s) mean 5. 125, 216, 162, 347, 862, 254, 119, 203 mode(s) median. mean Directions: Use the following information to answer questions 6 through 9. The following list shows the scores that Alicia received on her math tests. 92 100 66 99 91 99 83 h6 86
Tourism is extremely important to the economy of Florida. Hotel occupancy is an often-reported measure of visitor volume and visitor activity (Orlando Sentinel). Hotel occupancy data for February in two consecutive years are as follows. Occupied Rooms Total Rooms Ho: P₁ P₂ #0 Ha: P1 - P2 = 0 Current Year Previous Year Ho: P1 - P2 = 0 Ha: P₁ P₂ #0 Ho: P₁ Ha: P₁ (a) Formulate the hypothesis test that can be used to determine if there has been an increase in the proportion of rooms occupied over the one-year period. (Let p₁ rooms occupied for current year and = P2 population proportion of rooms occupied for previous year.) - Ho: P₁ Ha: P₁ P₂ 0 1,750 1,440 1,800 = population proportion of

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