Sleeping outlier: A simple random sample of ten college freshmen were asked how many hours of sleep they typically got per night. The results were24 86.5698.5 7.5 6.5 8.5 9.5Send data to ExcelNotice that one joker said that he sleeps 24 a day.Part: 0/3Part 1 of 3(a) The data contain an outlier that is clearly a mistake. Eliminate the outlier, then construct a 95% confidence interval for the mean amount of sleep fromthe remaining values. Round the answers to at least two decimal places.A 95% confidence interval for the mean amount of sleep from the remaining values is 5.99<μ< 9.1259

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Answered: Sleeping outlier: A simple random…

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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Identify the type of sample ( Experimental or Observational) Then tell if the sample is biased 5.The researcher stands at a shopping mall and selects the first 75 shoppers as they walk by to fill out a survey.
Three histograms and three boxplots are given below. Match each histogram (X, Y, and Z) with the corresponding boxplot (A, B, or C). Explain your reasoning. Click the icon to view.the histograms and boxplots. Boxplot P corresponds to Histogram Z because both show a right-skewed distribution that has at least one outlier. Boxplot M corresponds to Histogram Y because both show a left-skewed distribution that has no outliers. Boxplot C corresponds to Histogram X because both show a right-skewed distribution that has at least one outlier.
Discuss any outliers in the data . What criteria did you use to identify outliers?
Sixty-three percent of U.S. households have a personal computer. In a random sample of 400 households, determine the mean of the binomial distribution.
soda vary slighty in weight. Given below are the measured weights of seven cans, in pounds. Find the mean and median of these weights. Which, if any, of these weights would be considered an outlier? What are the mean and median weights if the outlier is excluded? 0.8158 0.8192 0.8168 0.8177 0.7905 0.8144 0.8128- Find the mean and median of the weights. The mean is (Round to five decimal places as needed.)
About 7% of the popular has a mutation. 100 people are randomly selected. What is the mean for the number of people with a mutation?
A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 8 children from her practice, measures their height and head circumference and obtains the data shown below. Height Head Circumference 27 17.5 25 17 26.5 17.2 25.5 17 27.75 17.4 26.25 17.4 26 17.1 27.25 17.4 data table n 3 0.997 4 0.950 5 0.878 6 0.811 7 0.754 8 0.707 9 0.666 10 0.632 11 0.602 12 0.576 13 0.553 14 0.532 15 0.514 16 0.497 17 0.482 18 0.468 19 0.456 20 0.444 21 0.433 22 0.423 23 0.413 24 0.404 25 0.396 26 0.388 27 0.381 28 0.374 29 0.367 30 0.361 compute the linear correlation coefficient between the height and head circumference of a child. r = ____ (round to three decimal places as…
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The accompanying data show the percentage of residents with bachelor's degrees in the 50 states and Washington, DC. Make a boxplot of the data. You may either make a boxplot with technology using the accompanying data or sketch the boxplot using the descriptive statistics below. Washington, D.C. is a potential outlier with a bachelor's rate of 46.2%; there are no other potential outliers. The next highest rate is for Massachusetts with 35.6%. Click the icon to view the percent of people with Bachelor's degrees for U.S. states. Variable N Mean StDev Minimum Percent 45 27.175 5.472 15.200 Select the correct boxplot below. O A. 10 50 Bachelor's (%) Q Q QL Median Qu 24.200 25.600 31.200 O B. 10 50 Bachelor's (%) Maximum 46.200 Q Q (-)) O C. 50 Bachelor's (%) 10 U O D. 10 50 Bachelor's (%) Q
If r = .60, then ______% of the variance in the scores of one variable is associated with the variance in the other score. Group of answer choices 83 36 49 70

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