A random sample of 1756 Texas government employees were selected for a study on race.  The table below shows the results of the survey. Observed Frequencies of Race from the Sample Outcome Observed Frequency White 720 Hispanic 755 Black 158 Other 123 The racial distribution for the state of Texas is shown in the second column below.  Fill in the expected frequencies.  (Round to the nearest whole number). Frequencies of Race Outcome Expected Percent Expected Frequency White 42   Hispanic 40   Black 10   Other 8

Q: What is the class width? O A. the difference between the largest frequency and the smallest…

A: The “class width” is the distance between the lower limits of consecutive classes.

Q: A sample of house owners was asked how old they were when they got their first house.  The results…

A:

Q: Twenty-five randomly selected students were asked the number of movies they watched the previous…

A: The given dataset for 25 students is: Number of movies Frequency Cumulative frequency 0…

Q: 1.) Determine the mean, median, mode and midrange of the data. R-

A: here given , total given data 14  n =14

Q: The following are the ages of 13 physics teachers in a school district.  24, 28, 29, 41, 41, 43,…

A: Lower quartile(Q1)=(n+1)4th termUpper quartile(Q3)=3(n+1)4th termSample size(n)=13and the given data…

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: Find the median of the following data: Element Frequency 14 2 36 5 45…

A: Answer: - Find the median of the following data:                 Element   Frequency c*f 14   2…

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: Find the sample mean. Sample: 6, 8, 12, 19, 25 O A. x 14 O B. x- 15 OC. p 14 O D. p=13

A: Given that,In a data set,6, 8, 12, 19, 25Total number of observations = 5

Q: McDonald’s Dinner Service Times Refer to the accompanying frequency distribution. What problem would…

A: The given classes of the frequency distribution are 60-120, 120-180, 180-240, 240-300, 300-360.

Q: The following are the distances (in miles) to the nearest airport for 13 families. 9, 13, 14, 14,…

A: Solution

Q: ind the sample mean for the given data set, 25,64,38,76,48

A: Answer: From the given data, 25,64,38,76,48 Sample size(n) = 5

Q: A random sample of 1648 Texas government employees were selected for a study on race.  The table…

A: Total frequency = total no. of Texas government employees were selected for a study on race=1648 We…

Q: Here is a set of sample data. 51 16 96 60 98 2 25 18 15 80 59 99 23 14 88 31 40 29 50 43 Base on the…

A:

Q: What sampling distribution will you use? O Student's t chi-square O binomial O uniform O normal What…

A: Given: Chi square test statistic = 9.974 Degrees of freedom = 4 Significance level = 0.05

Q: 4. Determine the MEAN, MEDIAN, MODE, and MIDRANGE of the set of data below. Round answers to the…

A:

Q: The number of students in the tutoring center was recorded for 24 randomly selected times. The data…

A: The formula of the class width is,

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: The ages of a group of 10 people are as follows: 25, 30, 35, 40, 45, 50, 55, 60, 65, and 70. Find…

A: The ages of a group of 10 people are as follows: 25, 30, 35, 40, 45, 50, 55, 60, 65, and 70.

Q: A statistics student was interested in prices for used Mustang cars being offered for sale online.…

A: 1) Following the stated instructions, the bootstrap dot-plot of the median will look like is as…

Q: The upper leg length of adults is normally distributed. If a large sample of adults is randomly…

A: According to the provided information, The upper leg length of adults is normally distributed. The…

Q: find median for given data  15,56,85,96,68,98,9,75,25,15,49

A: Measures of Central Tendency: The three most common measures of central tendency are the mean,…

Q: nd the  median and mode of the following data:

A: Given data, 5,10,5,15,5,20 Sort the data in ascending order 5,5,5,10,15,20

Q: Find the sample mean for the given data set, 45,34,67,89,24

A: Answer: From the given data, 45,34,67,89,24 Sample size(n) = 5

Q: Draw a box and whisker plot for this sample 5 7 1 9 11 20 15

A: The box and whisker plot is a graphical method of displaying data. A box and whisker plot is…

Q: 2. For the following set of data, find the mean, median, and mode. Put the data in a frequency…

A: Mean = (summation Xi)/n = (5+8+7+3+2+2+5+6+1+4)/10 =4.3

Q: Find the median of the following data set 4, 6, 5, 3, 5, 8, 7, 3, 7, 6, and 3. a. 8 b. 6 c. 5 d. 7

A: c) 5

Q: Find the median for the given sample data. The distances (in miles) driven in the past week by…

A: The Median of the given sequence is just the middle number. If the sequence is even series the…

Q: Find the Mean, Median, and Mode for Ungrouped and Grouped Data of the given data set. 56 58 59 61…

A: Answer:- Given data…

Q: Find the mean of the given sample: 14, -14, 12, -9, 8, 17, -19, 20 4.625 4.815 3.625 3.815

A:

Q: The following are the ages of 14 music teachers in a school district. 26, 27, 29, 29, 33, 36, 37,…

A: Given information: The data represents the ages of 14 music teachers in a school district.

Q: Find the mean. Round to two decimal places. 4,-2,7,7, -1, 3, 1, 6, 3, 1, 11, 3, 6, 3, 4, 5,4, 3, 7,…

A: Mean value for a dataset is computed by dividing the sum of the observations by the total number of…

Q: Find the sample mean for the following data: 27, 32, 21, 18, 20, 37, 38, 35

A: Answer: From the given data, The given data values are: 27, 32, 21, 18, 20, 37, 38, 35 Number of…

Q: Suppose a random sample of 1040 athletes from the college are asked what their major is. The table…

A: A chi-square test, or specifically Pearson's chi-square test is performed when the test statistic is…

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: What is the mode for this data set

A: The data that has the highest frequency is called mode. In other words, it is the most frequent…

Q: or the following dat

A:

Q: Find the sample mean of the following data: 11, 23, 27, 04, 32, 37, 38, 45, 40, 08

A: Answer: From the given data, 11, 23, 27, 04, 32, 37, 38, 45, 40, 08 Sample size(n) = 10

Q: Find the sample mean for the given data set 45,68,72,89,23

A: Answer: From the given data, 45,68,72,89,23 Sample size(n) = 5

Q: Find the mean, median and mode of the given sample. How would the mean, and median change if the…

A: Software procedure to obtain descriptive statistics in EXCEL. Enter the given data in the EXCEL…

Q: ter screens were randomly selected from a large collection of computer screens in a company’s…

A: A sample is a part of the population, which is selected from the population and if the sample is…

Q: 12) The calculated value of the test statistic equals: a) 3.11 b) -3.11 c) -2.60 d) 2.60 e) 1.02 f)…

A: It is given that  n1 = 200 n2 = 150 Favourable cases, X1 = 22 Favourable cases, X2 = 23

Q: A random sample of participants in a diet and exercise plan were measured for the amount of weight…

A: As per our guidelines we are supposed to answer only one question kindly post the remaining question…

Q: Gasoline tax. find the mean, median, and mode for the data in the following table. (source: American…

A: To find mean we add all the values and then divide by total number of observations.…

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.