Question 7Below is a list of the time (in hours) spent studying during a certain week by 10 randomly selected statistics students.20 16 14 5 18 1 14 19 8 11What is the median time (in hours) spent studying for these students?(Round your answer to three decimal places.)Question 8What is the shape of the distribution shown in the histogram below?dodhO Left SkewedO Right SkewedO Symmetric and Bell-Shaped (Normal)O Bimodal

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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 median for the data 42.3, 8.9, 1.1, 33.7, 24.2, 11.2, 19.1 is O 1.1 O 24.2 O 8.9 19.1 O 33.7
A consumer magazine wants to compare lifetimes of ballpoint pens of three different types. The magazine takes a random sample of pens of each time and records the lifetimes (in minutes) in the table below. Do the data indicate that there is a difference in the mean lifetime for the three brands of ballpoint pens? Brand 1 Brand 2 Brand 3 260 181 238 218 240 257 184 162 241 219 218 213
The following data shows the results for 20 students in one of the post graduate unit.42 66 67 71 78 62 61 76 71 6761 64 61 54 83 63 68 69 81 53Based on the information given you are required to Compute the mean, median and mode.
Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard deviation σ=20. Find the probability that a randomly selected adult has an IQ less than 129. Click to view page 1 of the table. LOADING... Click to view page 2 of the table. LOADING... Question content area bottom Part 1 The probability that a randomly selected adult has an IQ less than 129 is enter your response here. (Type an integer or decimal rounded to four decimal places as needed.)
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The Value of houses in New york are as follows (as a sample) Value of Houses ($) Number of Houses 500 5 2000 10 3500 12 5000 18 6000 20 Find out the mean and Median
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Below is a list of the time (in hours) spent studying during a certain week by 10 randomly selected statistics students. 20 16 14 5 18 1 14 19 8 11 What is the median time (in hours) spent studying for these students? (Round your answer to three decimal places.)