Several years ago, the state of California launched an aggressive advertisement campaign against smoking. We've interviewed students from 18 collegecampuses in California and recorded for each campus the percentage of students who stated that they encountered at least one anti-smoking advertisement inthe past month. Here are those percentages.40, 33, 40, 32, 54, 36, 61, 25, 60, 45, 34, 51, 31, 44, 47, 46, 35, 37Send data to calculatorSend data to ExcelUsing the tool provided, construct a box-and-whisker plot (sometimes called a boxplot) for the data.++D25303540| 4550556065Percentage encountering anti-smoking ad

Answered: Image /qna-images/answer/042cd2d6-4ad0-443c-a8ca-5ed1050b679e.jpg

Answered: Several years ago, the state of…

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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You are an education researcher interested in studying if race or ethnicity affects the severity of punishment children receive. Through open records, you are able to collect from several high schools the length of suspensions given to kids for fighting along with the race/ethnicity of the child. The state of Texas divides school children into one of 7 race/ethnicity groups: African American, American Indian, Asian, Hispanic, Pacific Islander, White, or Multiracial. You want to compare the average length of suspension among these 7 groups. Which statistical test would be best to determine if there is a significant difference in the severity of punishment among the different groups? one-sample t-test related samples t-test independent samples t-test ANOVA
Can the following be the lengths of the sides of a triangle? Answer Yes or No only
We want to investigate the average study time per day of School students. The official number of School students is 20,000. We have collected data using the actual contact number of School students. It contains individual-level information on the study hours per day. The number of observations in a data set is 20,000. The same person has not been collected more than once in this data. According to this data, the average study time per day of School students is 3 hours and 20 minutes. 1.what's unique about this data 2.how do you perform your own hypothesis test using this data?
I need help with something regarding this problem. The National Sleep Foundation recommends that adults aged 18 to 64 get an average of 8 hours of sleep per night. A survey of sleep hours was taken during a Statistics class. The data is listed below: 4, 5, 5, 5, 5.5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10, 10 Do we have enough evidence at the 0.05 significance level to say that statistics students tend to get less sleep than the recommended average of 8 hours per night? How would I get the degrees of freedom?
In a study conducted by a human resource management organization, 492 human resource professionals were surveyed. Of those surveyed, 83% said that their companies conduct criminal background checks on all job applicants. Complete parts (a) through (d). Question content area bottom Part 1a. What is the exact value that is 83% of 492 survey subjects?
Twelve inmates in a particular prison took part in an anger management class. Before it began, the median score on an anger control assessment of the group was 42 (out of a maximum of 60). After the six month class, the participants scores on the same assessment were 35, 41, 40, 44, 57, 36, 39, 47, 58, 39, 42, 39. 1. Construct a boxplot of the data and explain briefly why a sign test is appropriate to use in this case
Can you do a histogram for Class 0-0.19, 0.20-0.39, 0.40-0.59, 0.60-0.79,0.80-0.99, 1.00-1.19, 1.20-1.39, Frequencies 25, 13, 5, 2, 2, 2, 3.
Convert the following values into grouped data for 20 diabetes patients: 38,36,34,32,40,36,34,37,40,38,36, 35, 37,41,36,38,36,41,36,30 II >
The Centers for Disease Control (CDC) want to study the effects of lead exposure on children. They randomly select 2500 children from Olympia, Washington. What is the sample and the population?
Suppose we want to compare the GPA for students in at least three different social classes (Upper, Middle, Working). We obtain GPA records for a randomly selected set of 30 students, ten from each social class group. What test should you use and why?
What is Variability within Groups?
26, 45, 27, 50, 40, 52,12, 28, 48, 52,14, 20,32, 9, 36,10, 36, 51, 42, 1, 30, 21, 40, 37, 13, 35, 57, 47, 42, 53 Create a histogram to display the data.

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