16 14 12 10 8. 4 0.5 1.5 2.5 3.5 4.5 5.5 6.5 Frequency

Q: can you find population mean and standard deviation for data  2 4 3 6 98 85 75 21 36 43…

A:

Q: Amy is a pharmacology researcher studying the efficacy of a drug on groups of people based on their…

A: Statement 1 is incorrect since they have less tilted line than the moderate group. Statement 2 is…

Q: Use the histogram to answer the following questions: 80 60 40 20 40 50 60 70 80 90 100 a) The shape…

A: Histogram:    A simple bar graph of the data where the width bars are the range of the data and the…

Q: Considering the data blow. The mean is 118.44. 100  120  111  115  120  116  125  129  130  True…

A: Given that, Data set: 100  , 120  ,111 ,  115  ,120,  116 , 125 , 129 , 130

Q: The scores of a nationwide mathematics aptitude test are normally distributed with a μ = 80 and…

A: Given : The scores of a nationwide mathematics aptitude test are normally distributed with a μ = 80…

Q: A population has mean 49 and standard deviation 5. What is the data value that has a z-score of 2?…

A:

Q: In Exercises, find the a.mean.b.median.c.mode(s). For the mean and the median, round each answer to…

A: a. Computation of mean:The value of mean is obtained as 78.4, from the calculations given below:

Q: _13. What is the 70th Percentile of the distribution?        a.95.2                       b. 93.4…

A:

Q: Use the histogram to answer the following questions: 80 60 40 20 40 50 60 70 80 90 100 a) The shape…

A: (c) We know that the most commonly used typical values are the mean, median and the mode. But here…

Q: The data that follows represent the prices of shoes.$60, $59, $85, $99, $95, $100, $116, $75 Find…

A:

Q: dread proportion 1 0.158 2 0.407 3 0.310 4 0.088 5 0.037 Total 1 Calculate the sample mean of the…

A: From the provided information, dread (x) proportion (p(x)) 1 0.158 2 0.407 3 0.310 4…

Q: Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given…

A: Comments: As per our guidelines we are supposed to answer only three parts. Kindly repost other…

Q: What percent of the total population is found between the mean and the z-score? Z=0.31 Answer…

A:

Q: Find the range for the given sample data. Rich Borne teaches Chemistry 101. Last week he gave his…

A: Solution Range is the difference between maximum and minimum value of the data set. Sort the data in…

Q: The table below shows a student's quiz scores on six quizzes. Scores 8.4 7.9 9.9 5.4 9.7 Find this…

A: The given quiz scores of the students, Scores 8.4 7.9 6 9.9 5.4 9.7

Q: ng the car insurance sample data below, calculate the range, variance and standard on. Discuss which…

A: Solution We Standard Deviation is the measure of variation

Q: Boxplot of Exam Scores 68 74 83 85 92 94

A:

Q: Find the mean of the data. Weight (oz) of peaches: 7, 5, 6, 8, 6, 5, 5, 7 Mean: [?] oz Enter your…

A:

Q: The average travel time to work for a person living in Kokoma, Indiana, is 17  minutes.  Suppose the…

A: Solution: Let X be the average travel time to work for a person living in Kokoma  Indiana has normal…

Q: Find the three measures of central tendency (the mean, median, and mode). (If an answer does not…

A:

Q: The weights (in pounds) of three adult males are 160, 215, and 195. The standard error of the mean…

A: The weights of adult males are 160, 215 and 195.

Q: Use the figure to answer the questions. Describe the shape of this distribution. 3. 8. a. 5 4 b. Is…

A: a. Shape of this distribution: If the data is equally distributed, then the shape of the…

Q: This histogram shows the distribution of the numbers of siblings (brothers and sisters) for 2082…

A: Solution-: We want to identify the which choice is most likely to given histogram?

Q: Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given…

A: We have given that the data of the jersey numbers of 11 players randomly selected from the roaster…

Q: What is the value of the mean? 1 3. P(X=x) 0.15 0.20 0.15 0.50 Answer: MAR

A:

Q: A student scored 75% in a quiz worth 75 points, 85% in a quiz worth 50 points, and 80% in a quiz…

A:

Q: College freshmen took a psychology exam. If the mean is 80, the SD is 10, and the scores have normal…

A: Let X be the random variable from Normal distribution with mean (µ) = 80 and standard deviation (σ)…

Q: The table displays the scores of students on a recent exam. Find the mean of the scores to the…

A:

Q: 5.) If the number 12.3 were added to the dataset below, which statement best describes how its mean…

A: Without the the value 12.3, Here, N=8. Now, arrange values in an ascending order. Then,Mean=Sum of…

Q: A forest ranger researching ecosystem recovery follow-ing forest fires collected data on a large…

A: 1 feet = 12 inches Mean =3.2 feet Standard deviation =0.6 feet

Q: Justin and TJ are servers at a local restaurant. The table below shows the tips they earned. Justin…

A:

Q: Which term describes a response that varies greatly from the majority of the other responses in…

A: An outlier is a value in a random sampling from a population that deviates abnormally from other…

Q: A teacher wrote this list of values on the board and asked the students to identify the measures of…

A: Given Data: a+3, a+10, a+10, a+10, a+13, a+17, a+17, a+24, a+31   Mean:…

Q: Complete the table and find the mean, median and mode. NOTE: Draw the table in your paper. CLASSES…

A: Classes Frequency Class boundaries Class mark(x) Cumulative frequency fx 21-30 5 20.5-30.5 25.5 5…

Q: The scores and their percent of the final grade for a statistics student are given. What is the…

A:

Q: The mean score in statistics of 50 students in a class was 72 and that of the 15 girls was 65. Find…

A: Mean score in statistics of 50 students in a class was 72 and that of the 15 girls was 65.Find the…

Q: A recent survey of a new diet cola reported the following percentages of people who liked the taste.…

A:

Q: What is the value of the mean? 1 2 3 P(X=x) 0.15 0.20 0.15 0.50

A:

Q: What is the value of the mean? 1 P(X=x) 0.15 0.20 0.15 0.50

A:

Q: Biologists caught and measured 215 fish from the northern Atlantic Ocean. The lengths of the fish…

A: Given n=215 P(45<X<75)=?

Q: 44 50 10 91 77 36 64 37 43 72 53 62 36 75 50 D 72 37 28 38 61 48 63 36 41 22 37 50 46 85 14 To find…

A:

Q: n employee kept track of the number of times she downloaded files to her work computer over the last…

A: Given that  From the table  To find the which measures are correct

Q: Lily has been keeping track of what she spends on eating out. The last week’s expenditures for meals…

A: We have to find sentence mean is true or not ....

Q: The scores of the students in the final examination are normally distributed with a mean of 75 and a…

A:

Q: What is the value of the mean? 2 3 P(X=x) 0.15 0.20 0.15 0.50

A:

Q: College freshmen took a psychology exam. If the mean is 80, the SD is 10, and the scores have normal…

A: Follow the procedure given below.

Q: 1 ind whet is esked for each given item and interpret the resul. Show your solution or yow may copy…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: What is the mean of the distribution?   A. 10.8   B. 11.8

A: From the given information, Class interval Frequency 16-20 3 11-15 14 6-10 7 1-5 1   25

Q: 10. Find the mean of the following data: 12, 10,15, 10, 16, 12,10,15, 15, 15 a. 13 b. 12.5 c. 15 d.…

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

Q: The histogram shows the distribution of the annual hours of commuting delay per traveler for 46…

A: Given that,The histogram shows the distribution of the annual hours of commuting delay per traveler…