a recent survey, 8 people were each asked the number of times they have bee 16, 26, 12, 9, 17, 26, 11, 14 nd the range of the data set.

Q: According to a gallup survey of boys 77% of boys had played computer games in the past week compared…

A: Let p1 be the percentage of boys had played computer games  p2 be the percentage of girls had played…

Q: The mean of 5 observations was 27. One number is deleted then the new mean is 25. Find that numb

A: The mean is the average or the most common value in a collection of numbers.

Q: Find 25th and 40th percentile of data 2,5,7,810,12,15,17,19,24,28,32,34,36,38,40,42,44,47,49

A:

Q: Nolan surveyed 7 teachers from each academic department at school. Each department has an equal…

A: Given: 7 teachers from each academic department surveyed Each department has an equal number of…

Q: What is the mean for the following score 2,5,4,1,8

A:

Q: find 1st quartilefor given data  45,96,85,75,6,42,53,6,75,92,4,5,63,50

A:

Q: What is the median score achieved by a student who recorded the following scores on 10 math quizzes?

A: What is the median score achieved by a student who recorded the following scores on 10 math…

Q: In a recent survey, 8 college graduates were each asked for the number of hours they work each week.…

A:

Q: find out the 89th percentile for given data  78,78,98,45,87,36,5,2,3,7,7

A: We have to find the 89th percentile for given data.  First  arrange the given data in ascending…

Q: Mrs. Bollo's second grade class of 30 students conducted a pet ownership surve Results of the survey…

A:

Q: find 1st percentile for given data 12,15,36,35,45,56,58,96,68,98,9,75,25,15,49

A:

Q: Each of 8 students reported the number of movies they saw in the past year. This is what they…

A: Movie sawn by 8 students in the past year are  10, 16, 16, 16, 18, 20, 9, 8 To find the mean and…

Q: find 4th deciles for given data  12,15,14,2,6,32,25,6,85,75,62,96,35,14,26,35,28,65,8

A:

Q: Eight adults were asked how many different jobs they have had. Their answers are listed below. 8, 9,…

A: From the provided information, The data values are as follow: 8, 9, 8, 6, 8, 8, 8, 5

Q: How is the frequency of the segmentation set?

A: Segmentation is an important part of statistics. The Heterogeneous data is divided into a…

Q: find 2nd deciels for given data 12,15,4,69,85,63,34,75,62,69,74,52,16,46,42

A:

Q: find find 5th deciles of the data  15,45,78,56,23,28,15,46,75,89,99,68,36,28,73

A:

Q: Keiko asked 15 students how many courses they have taken so far at her college. Here is the list of…

A:

Q: Here are the scores of 13 students on a history test. 60, 64, 64, 66, 67, 69, 75, 76, 79, 81, 81,…

A: It is given that, Scores of 13 students on a history test is obtained as:…

Q: Find the median of the sample 34, 29, 26, 37 and 31 is _________

A:

Q: In a recent survey, 8 college graduates were each asked for the number of hours they work each week.…

A:

Q: find 4th percentilefor given data  12,25,32,6,42,16,18,19,15,23,24,28,29,45,6,23

A:

Q: THE RANGE OF SCORES 17,19,19,23,26

A: We know that the range is the difference between the maximum and minimum value.

Q: Find 36th percentile for given data 11,58,45,25,65,45,65,12,35,88,14,56,18,92,35,…

A: Given data is11,58,45,25,65,45,65,12,35,88,14,56,18,92,35, 87,45,65,98,41,82,6

Q: what range of raw scores makes up the middle 40%

A: The middle 40% means, the scores lie between 30th and 70th percentile. From stand normal, z-score…

Q: For the data set:   5,  11,  1,  2,  27,  30,  15  we would have the middle number being 2.  Why…

A:

Q: on a multiple choice test with 20 questions, each question has 4 possible answers, one of which is…

A: We have to find mean  for students who guess at all  correct answers..

Q: n the data set 2,8,10,85,12,7,5,3,10,3,9,4,9, find the 3rd decile

A: Total data values = 13 Data in ascending order corresponding to the position is written as follows:…

Q: Olivia, Nicholas, Chloe, and Ethan each took many samples from the same population of students. The…

A: Given: 4 samples are given  Olivia, Nicholas, ethan and chloe And the number of students in each…

Q: A sample consists of n = 16 scores. How many of the scores are used to calculate the range?

A:

Q: The points scored by a basketball team in each of its games are listed below. 32, 45, 47, 28, 47,…

A: First we will define the term range and then find it out .

Q: What is the 87.7 percentile of X~N(12,3)

A: Answer: Given that, X~N(12,3)

Q: Here are 11 numbers in sorted order. -49, -45, -42, -37, -35, -35, -28, -25, -25, -21, -19 What is…

A:

Q: how to solve

A: Range:The range is the difference between the largest and smallest observations in a set of data.…

Q: Each of the 5 cats in a pet store was weighed. Here are their weights (in pounds). 13, 12, 5, 12, 9…

A: Weight of the 5 cats are given as 13, 12, 5, 12, 9 (In pounds) Find the mean and the median.

Q: Find the point estimate for the population proportion.             A Southern student wants to know…

A: It is given that the sample size (n) is 888 and the number of people spoke 2 or more languages is…

Q: In a set of 22 scores in statistics, the highest and the lowest scores were found to 89 and 25…

A: Measure of central tendency measures the central or average value of a dataset. Mean, median and…

Q: What

A: Range of  their grade is 20

Q: Mr Ferguson surveyed the students in his class for the number of letters in their first name. The…

A: Given,data is 5,8,6,5,4,9,8,7,6,3,8,7,5,6,7,8sample size (n)=16

Q: find 10th pr for given data  45,85,98,7,56,78,56,34,25,96,85

A:

Q: Each of 8 students reported the number of movies they saw in the past year. This is what they…

A: Mean: Mean is the average of the given sample data. x=sum of all valuesTotal number of values…

Q: what is the range for the following set of scores: 30,50,22,39,55?

A: Given data set, 30,50,22,39,55 Range =?

Q: find 27th percentile of data   41,42,45,46,48,49,50,52,53,55,58

A:

Q: how do you determine how many observations are in the first class of a stem and leaf chart

A: The objective is to infer the no. of observations (or frequencies) in the stem-and-left plot.

Q: Give five different numbers whose mean is 11 and range is 14.

A: Here use basic formula of mean and range

Q: Here are the scores for 15 students on a math test. 89, 86, 88, 92, 94, 91, 77, 75, 82, 93, 81, 87,…

A: Please refer to the image below

Q: The number of miles that Jenna cycled each week for a 7-week period is shown: 36, 42, 28, 52, 48,…

A: Given data: 36, 42, 28, 52, 48, 36, 31 Data in ascending order. 28, 31, 36, 36, 42, 48, 52

Q: The times (in seconds)  878, 871, 906, 933, 930, 852, 890, 861, 882, 888, 897, 899, 879, 888, 848…

A: to find five-number summarystep1: put your numbers in ascending order (from smallest to largest)848…

Q: Kara has five exam scores of 6363, 5959, 6767, 7575, and 7373 in her biology class. What score does…

A:

Q: On a multiple choice test with 9 questions, each question has four possible answers, one of which is…

A: It is given that there are 9 questions and each question having four possible, one of which is…