The following table shows the responses of 45 students from two different classes who were asked which of five amusement rides at a school fair was their favorite.   Amusement Ride   Carousel Roller Coaster Ferris Wheel Log Ride Boat Ride Total Class A 2 5 1 2 5 15 Class B 3 5 3 9 10 30 Total 5 10 4 11 15 45 For which ride was the proportion of the class who chose it as their favorite the same for both classes?

Q: C. A company has four locations at which customers were survey for their satisfaction ratings. The…

A:

Q: The results of the survey are shown in the table. Is there an association between owning a cell…

A: Formula : Test statistic is

Q: The results of her class are as follows: Score earned Number of students 25 14 50 23 75 19…

A:

Q: Do men score lower on average compared to women on their statistics finals? Final exam scores of…

A: There are two independent samples which are Male and Female. Both samples come from population which…

Q: The Amazon ratings below are for a Duck Mask based on 33 customer ratings 33 customer ratings 5 star…

A:

Q: What is the effect size?

A: x y 8 5 9 9 5 2 sum = 22 sum =16     mean1=7.34 mean2=5.34     std1  = 1.69 std 2=…

Q: The responses of a sample of 5276 shoppers who were asked how their purchases are made are shown in…

A: A frequency table shows how many times a value occurs. To find the sum of all the values, multiply…

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: Given data is,15, 95, 27, 36, 40, 83, 79, 8

Q: A group of students were asked how many brothers and/or sisters they had. The following table…

A: Given that:Number of brothers and sisters01234Number of responses31421593

Q: Find the median of the following: 1, 2, 5, 7, 12, 20 O 1 O 2 О 3.5 O 5 O 6 O 7 O 8.5 O 12 Question…

A: We have given that  1, 2, 5, 7, 12, 20 Median = middle value.  And also i want to find quartile Q1.

Q: A class of eleven people received the test scores shown below, sorted by score. 32 51 69 73 74 75 82…

A: Given data set is  32,51,69,73,74,75,82,89,93,98,100 n=No. of observation=11

Q: Select the statement below that gives an example of a statistic.

A: Select the statement below that gives an example of a statistic. 1): According to census data, about…

Q: A searcher is interested in if there is a relationship between whether a student enjoys mathematics…

A: Given: α=0.025 The observed values are given as   Maths: Yes  Maths: No Total Stats: Yes  70 49…

Q: What is the value of the median for the following set of scoms Scores 1.1,4, 6, 8,12. 11. 21, 25, 26…

A: Median:   It represents the middle value for any given data set and is also represented as the 50th…

Q: the 2013 NAEP sample of Michigan twelfth-graders, the mean mathematics scores were 152 for female…

A: Solution

Q: A group of students were asked how many people they shared their home with and the following data…

A: From the provided information, The data values are as follow: 0 1 1 3 9 3 5 k 1 2 5 5 3 3 0 Number…

Q: Consider the sample consisting of the following nine results : 2.3, 7.2, 3.7, 4.6, 5.0, 7.0, 3.7,…

A: Given : Sample size (n) = 9 Data 2.3 7.2 3.7 4.6 5 7 3.7 4.9 4.2

Q: . If the mean and median of a set of numbers are 8.9 and 9 respectively then the mode will be (a)…

A: Given , Mean = 8.9Median = 9 We have to find the mode .

Q: Holiday Blues. A poll was conducted by Opinion Research Corporation to estimate the proportions of…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: Paleontology students went on a dig for fossils. The following data set contains the number of…

A: Given n=12 students X=10,13, 9, 50, 16, 13, 22, 18, 20, 14, 19, 12

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: We have given that,  The number of birds data is,  92, 24, 17, 54, 80, 40, 7 Then,  For the median…

Q: 36% of the children in a school have a dog, 24% have a cat, and 12% have a dog and a cat. What…

A: The percent of those who have a cat also have a dog is, PDog|Cat=PDog ∩…

Q: The test scores of 10 randomly selected students are listed below. Find the median. 30 35 43 44 47…

A:

Q: According to the American Psychological Association, married adults tend to be happier than single…

A: The descriptive analysis is conducted using EXCEL. The software procedure is given below: Enter the…

Q: Click to see additional instructions A movie director who combines dark humor and neo-western in his…

A: First we need to calculate the mean and standard deviations for both the samples : For Males :…

Q: The City of Windsor Department of Parks and Recreation is planning to build a recreation centre in…

A: The given table shows the percentages of people who expressed interest in various activities.

Q: Find the median of the following list of weights (in pounds) of Boston terriers at a pet store. 11,…

A: 11,42,15,3,21,45,71,53,8,64,35,32,54sample size(n)=13

Q: Find the median in the 12, 9, 11, 7, 9, 14, 6, 10. Find the mode.

A: Given data,   12,9,11,7,9,14,6,10   Sort the data in ascending order 6,7,9,9,10,11,12,14   Find…

Q: Find an article of your choice which uses proportions, and copy and paste the address of that…

A: The objective of the question is to understand the concept of sample proportions and how they are…

Q: The following chart shows the most popular choices for a girl's name. In a certain group, each…

A: Given Enter the give data in excel sheet

Q: The following table represents the survey conducted in a school.   Male female Chicken fried steak…

A:

Q: The boxplots below represent movie run-times (length of a movie in minutes) for movies that have…

A: Introduction: It is required to identify the movies having the largest variety in typical run-time.

Q: Find the mean, median and mode of the given set of numbers: 2, 5, 3, 6, 4, 9, 7, 6, 9, 11 Select…

A:

Q: 395 out of 500 women were in favor with the new brand of skin whitening. What is the point estimate…

A:

Q: I only have one attempt at this. I need help please.  Marc takes a random sample of 14 dogs from…

A: Given data is,9,25,32,40,41,45,47,50,53,53,62,79,94,106given data is already arranged in ascending…

Q: If a company has workers with a median salary of $25K, and supervisors of $42k, managers of $79.5k…

A: topic - median of data

Q: A researcher is concerned about the level of knowledge possessed by university students regarding…

A: Solution: State the hypotheses. Null hypothesis: H0: There is no difference in the scores of…

Q: Find an article of your choice which uses proportions, and copy and paste the address of that…

A: For this exercise, let's consider an article from the Pew Research Center titled '10% of Americans…

Q: If you have the following observations: 100, 50, k, 30, 150, then what is the possible value of the…

A: Given: The provided observations are:                                                      100, 50,…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.