260 300 340The distribution is normal. The locations of thepeak and inflection points are shown. Complete parts (a) through (d) for the sampling distribution of the sample mean shown in the accompanying graph.Click the icon to view the graph.(a) What is the value of u;?The value of u; is 300(b) What is the value of o;?The value of o; is 40(c) If the sample size is n= 9, what is likely true about the shape of the population?O A. The shape of the population is approximately normal.O B. The shape of the population is skewed left.OC. The shape of the population is skewed right.O D. The shape of the population cannot be determined.(d) If the sample size is n= 9, what is the standard deviation of the population from which the sample was drawn?The standard deviation of the population from which the sample was drawn is

Answered: Image /qna-images/answer/9cf9442e-b5c2-42df-8180-c9235ca2842c.jpg

Answered: 260 300 340 The distribution is normal.…

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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Please do not give solution in image format thanku A car salesman collected data on how many cars were sold at a dealership per day for two weeks. The results were as follows: 6, 7, 4, 3, 1, 2, 6, 6, 6, 7, 4, 4. Make a frequency table and then make a histogram based on that frequency table. What is the shape of the distribution? O Skewed to the right O Skewed to the left O Bimodal O Symmetrical
d-Whisker Plots HOTSPOT LABEL Find the range and interquartile range (IQR) for the monthly rainfall (in millime- ters) in Seattle based on the box-and-whisker plot below. Average Monthly Rainfall in Seattle (millimeters) in | bartleby - G... 20 80 140 +++ 200 . Press each hotspot. Label the corresponding number below with the requested value. All Charges П
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state whether the parameter of interest is a mean or a proportion: in a survey, high school and college students are asked whether or not they use geolocation services on their smart phones.
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Use a stem-and-leaf plot to display the data, which represent the numbers of hours 24 nurses work per week. Describe any patterns. 33 40 36 53 32 36 40 35 40 40 41 48 30 26 40 36 40 36 40 33 40 32 38 29 Determine the leaves in the stem-and-leaf plot below. Key: 313 33 Hours worked 3 4
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What is the best way to graphically present the shape of the distribution of numeric variable? a. histogram b. scatter plot c. line graph d. pie chart
Use a stem-and-leaf plot to display the data, which represent the numbers of hours 24 nurses work per week. Describe any patterns. 40 40 44 48 38 40 36 50 32 36 40 35 30 26 40 36 40 36 40 33 40 32 38 29 Determine the leaves in the stem-and-leaf plot below. Key: 313 = 33 Hours worked What best describes the data? O A. Most nurses work between 40 and 50 hours per week, inclusive. O B. Most nurses work between 30 and 40 hours per week, inclusive. OC. Most nurses work over 40 hours per week. O D. Most nurses work under 40 hours per week. 0

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