Here are three histograms.Histogram C54.48-Histogram AHistogram B54-54-48-48-42-42-36-36-30+30-24-24-18+18-12-12-1266+6-0-0-0 4 8 12 16 20 24 28 32 3604812 16 20 24 28 32 3642-36-30-24-18-ΗΠ0 4 8 12 16 20 24 28 32 36(a) Which histogram is the closest to being uniform?☑○ Histogram B○ Histogram C○ Histogram A(b) Which histogram is skewed to the left the most?Histogram AHistogram B(c) Which histogram is best described as unimodal?O Histogram AHistogram BHistogram CHistogram C(d) Which histogram is the closest to being symmetric?Histogram AO Histogram B◇ Histogram C

First step:1. Examine Histogram A to see if it approaches uniformity the closest.2. Examine…

Answered: Here are three histograms. Histogram C…

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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K Listed below are altitudes (in thousands of feet) and outside air temperatures (in °F) recorded during a flight between two cities. A. Altitude Temperature Use these data to complete parts (a) through (d) below. A Temp. 60- -60- a. Construct a scatterplot. Choose the correct answer below. O -O | O O strong O b p 3 56 Alt. 410 9 39 weak positive correlation strong negative correlation 13 26 strong positive correlation O weak negative correlation B. 23 - 6 A Temp. 60- -60- 26 - 30 O O -O- 32 - 42 Alt. 40 b. Briefly characterize the correlation in words. Choose the correct answer below. 33 - 52 h .. O C. 60- -60- Temp. O 10 O O Alt. 40 SO D. A Temp. O 60- -60- O O O O Alt. 40
Pearson’s r can also be considered as: Group of answer choices a measure of how much values differ in a sample. the size of a typical value. the number of independent pieces of information. a measure of covariance.
The variable week# is at what level of measurement
A negative value for a correlation indicates____ increase in X tend to be accomplished by the increase in Y how much weaker relationship then if the correlation were positive a much stronger relationship than if the correlation were positive increase in X tend to be accomplished by decrease in Y
Options for each answer are listed
2 The data set below is used for questions 1-3. The times for 35 students to take a final exam (in hours) are listed below: The data is listed in rows with 5 values each, just for your convenience in reading them. There is nothing special about the groupings. 0.2, 0.5, 0.7, 1.1, 1.2, 1.2, 1.3, 1.4, 1.4, 1.4, 1.5, 1.5, 1.6, 1.6, 1.7, 1.9, 2.0, 2.1, 2.1, 2.2, 2.3, 2.5, 2.6, 2.8, 2.9, 3.0, 3.0, 3.1, 3.7, 3.7, 4.0, 4.1, 4.5, 5.1, 5.8 Which distribution might be appropriate for this data? For the instructor, this was question 3. X Binomial X Exponential / Gamma X Negative binomial X Normal X Poisson
How will do simple correlation using data shown in R? Thanks.
1.16 Income and education in US counties: The scatterplot below shows the relationship between per capita income (in thousands of dollars) and percent of population with a bachelor's degree in 3,143 counties in the US in 2010. Per capita income (in $1,000) 60- 40 20 10 30 Percent with Bachelor's degree a) What is the explanatory variable? Percent with a Bachelor's Degree Per Capita Income (in $1000s) b) What is the response variable? Per Capita Income (in $1000s) Percent with a Bachelor's Degree 50 c) Describe the relationship between the variables. no relationship weak negative strong negative weak positive strong positive 70
56,59,60
Construct a dotplot for the given data. 1.2, 1.0, 0.8, 0.9, 0.8. 0.8, 1.1, 1.0, 2.1, 1.3, 0.9, 0.8, 0.8, 0.9, 0.9 L USE SALT 00.5 1.0 1.5 2.0 2.5 1.0 1.5 2.0 005 2.5 00.5 1.0 1.5 2.0 2.5 00.5 1.0 1.5 2.0 2.5 Describe the shape of the distribution and look for any outliers. O The data is skewed left with one unusually small outlier. O The data is skewed left with no obvious outliers. O The data is skewed right with one unusually large outlier O The data is mound shaped with no obvious outliers. O The data is mound shaped with one unusually smal and one unu usually large outlien
_______________ is the ability to detect a significant difference or relationship and is influenced by several different factors including __________ (name one).

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