In a school survey, students showed these preferences for instructional materials. Answer the question. About how many students would you expect to prefer written materials in a school of 700 students? a. about 252 students b. about 9 students c. about 126 students d. about 63 students

Q: The median salary of the 1,073 teachers in a large public school district is $38,850. If the 65th…

A: The median salary of the 1,073 teachers in a large public school district is $38,850. If the 65th…

Q: The table shows the results of a survey about favorite pizza toppings. Out of 280 people, how many…

A: 126

Q: The table below shows survey results of 1,000 students at South Georgia State College: Men Women…

A: From the given information, it is observed that the total number of students at South Georgia State…

Q: A movie club surveyed 300 high school students. The students were asked how often they go to the…

A: Total number of students = 300. Total number of students who watch drama movie = 129+45= 174. Total…

Q: Giving a test to a group of students, the grades and gender are summarized below C. Total Male 20 12…

A:

Q: Use the values on the number line to find the sampling error. x=49 u=5.45 44 4.8 52 5.4 56 5.8 4.2…

A:

Q: Which of the subtraction model describes the following question? Maria needs 15 balloons for a…

A: Maria has 12 balloons and she needs 15 balloons for a balloon bouquet.

Q: A librarian surveyed students checking out library books.  He asked each student how many books…

A: Solution Given the data shows the number of books read by students per week.

Q: What is the decision

A: 30. Given : n=17 , t-stat=-2.7  , α=0.05 The degrees of freedom is given by, df=n-1=17-1=16 Since ,…

Q: urvey asked a group of adults and youths if they prefer reading books printed o per or electronic…

A:

Q: Loras Tyrell was curious to see if his students actually saved money by purchasing books from…

A: From the given output : Population Mean,μ = 12.75 Population Standard Deviation,σ =…

Q: Ted identified the top five receivers available in the game by the number of receiving yards. Player…

A:

Q: In an experiment, college students were given either four quarters or a $1 bill and they could…

A: Probability: If a random experiment results in n mutually exclusive and equally likely outcomes; out…

Q: Use the values on the number line to find the sampling error. x= 4.6 H= 4.91 44 4.6 4.8 The sampling…

A: The sample mean is 4.6, and population mean is 4.91.

Q: Kadeem recorded the grade level and instrument of everyone in the middle school School of Rock…

A: To Find:  Percent of the 7th grades in School of Rock who plays guitar and to round off it to the…

Q: Find the median of the data: 5, 7, 4, 9, 5, 4, 4, 3 A. 5.125 B. 14 C. 4.5 D. 4

A: According to the given information, it is required to calculate the median of the given data.

Q: Find the range of the data set. * 21 22 23 24 25 26 27 28 O 25 O 8

A: Range of the data is the highest value - lowest value

Q: Find the point estimate for the population mean. a. 75.4 b. 81.3 c. 72.8 d. 76.8

A: We know that : The sample mean (̄x) is a point estimate of the population mean, μ

Q: The boxplot below shows salaries for Actuaries and CPAS. СРА Actuary 30 40 50 60 70 80 90 Salary…

A: From given box-plot The median of CPA is 50 The median of Actuary is 60

Q: Find the median in the classified data (k=5)  A) 57,3  B) 123,8  C) 225,1  D) 329,7  E)…

A: Given, n=20 (sample size) Median=(n+1)/2=21/2=10.5th observation, i.e. average of 10th and 11th…

Q: The boxplot below shows salaries for Actuaries and CPAS. CPA Actuary 100 110 70 Salary (thousands of…

A:

Q: A small insurance company is known for providing automobile insurance but also provides homeowner's…

A: Null Hypothesis: H0: There is no association between whether an automobile insurance customer has…

Q: Who will win this Adwords auction? SARA KYLIE KENDY PAUL MAX BID 2 1 3 5 QUALITY SCORE MEDIUM LOW…

A: Winning the auction in adwords is based on the amount used for the bid with number of times they…

Q: Determine whether the following variables are qualitative or quantitative, and explain why. The…

A: The qualitative variable is a variable that does not has a measurement or counting (numerical…

Q: Which data would be suitable for a pie chart? Multiple Choice   Average starting salary of MBA…

A: Pie chart is a circular statistical graphical tool which is used to show or depict the numerical…

Q: Giving à test to a group of students, the grades and gender are summarized below B. C Total Male 10…

A: Given data: The grades and gender of a group of students is given in the provided contingency table.…

Q: Three hundred individuals were asked to view the picture quality of four different TVs and asked to…

A: a. Null Hypothesis: H0: The proportions of four groups are equal. Alternative Hypothesis: H1: The…

Q: 3) Two hundred students were surveyed and asked about what they prefer to eat for lunch. The table…

A: As per honor code guidelines I need to solve  only one question.

Q: A veterinarian keeps track of the types of animals treated by an animal clinic. The following…

A: Obtain the expected number for each of the animal type. The expected number for each of the animal…

Q: The citizens of a certain community were asked to choose their favorite pet. The pie chart below…

A: A pie chart is a circular statistical graphic, which is divided into slices to illustrate numerical…

Q: Giving a test to a group of students, the grades and gender are summarized below A Male 15 Female 16…

A: Solution: Total  students = 85 One student is randomly selected.

Q: n a school, teacher conducted activities for the kids. Use the bar graph to answer the questions.…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A movie survey (shown below) is used at the entrance of a movie theatre to survey people coming in.…

A: Given: A questionnaire, which shows a survey.

Q: A fundraiser is offering a small gift to people making a donation. The donor can choose one of four…

A: The data shows four gifts with a mug, a t-shirt, a plush toy, and a water bottle.

Q: The boxplot below shows salaries for CPAS and Actuaries in a town. СРА

A: From the given boxplots,   The first quartile for CPA is 35. The median value for CPA is 60. The…

Q: The table shows the English test scores for 6 students. English Test Grades Student 1. Grade 78 92 3…

A: Student Grad 1 78 2 92 3 80 4 95 5 85 6 70

Q: For the data set 8 14 6 10 9 the median is

A: Given, Data set : 8, 14, 6, 10, 9 Data set in ascending order: 6, 8, 9, 10, 14 n(data set) = 5

Q: Check the data set for outliers: 34 42 64 41 26 28 29 24 19 30

A: We have given that the data set of sample size n=10.  Lower and Upper limits for outliers: Lower =…

Q: From the following table, y 12 30 18 40

A: Formula to calculate Sxy is given below  :Sxy=∑xiyi-∑xi∑yin

Q: Based on the box plot above, determine whicl Number Choose a Quarter 15 Select an answer 29 Select…

A: 15 ==== FIRST QUARTER 29====  THIRD QUARTER 35==== FOURTH QUARTER 27==== THIRD QUARTER 23==== SECOND…

Q: Kara, Sammy, Liz, and Mark each took many samples from the same population of students. The number…

A:

Q: Find the median of the set of numbers 11 25 18 79 12 13

A: Given data is,11,25,18,79,12,13

Q: ATHLETICS BAND TOTAL 6TH 101 123 224 64 91 155 8TH 110 75 185 TOTAL 275 289 564 A survey was taken…

A: Given, A survey table for the prefered sports of ABC middle school students of 6th, 7th and 8th…

Q: Use the values on the number line to find the sampling error. x= 4.5 H= 5.37 4.6 5.4 56 5.8 The…

A: Given: X¯=4.5μ=5.37

Q: Solve the following problem step by step please A newspaper does a survey of reading preferences…

A: 330=150(survey)+120(read electronic)+50(Physical)+10(do not read any format)

Q: The campus demographics state of 40 percent of students are male if there are 300 students, then how…

A:

Q: For a survey that asks a group of people the amount of their income and whether they purchase…

A: A survey is conducted and people are asked about 'amount of their income' and 'whether they purchase…

Q: Suppose automobile insurance companies gave annual premiums for top-rated companies in several…

A: A box and whisker plot also called a box plot displays the five-number summary of a set of data. The…

Q: Circle the error and fix the numbers in the two-way table. In a survey of 100 participants, 60…

A: Note:  We'll answer the first question, since the exact one wasn't specified. Please submit a new…

Q: C. According to the relative values of column entries, how should the participants be ranked?

A: Given According to the relative values of column entries to find how should the participants ranked.…