Complete parts (a) and (b). a. If three students scored 70 on a test and three other students scored 87 on the same test, find the mean, median, and mode for the test scores. b. The mean score on a set of 18 tests is 79. What is the sum of all the test scores?

Q: Lisa and Zach bought the same ten books, but Zach bought used, so each was half the price Lisa paid.…

A: The information provided in the question are as follows :-The books bought by Zach has -and

Q: Q1. Choose the correct answer 1. The level of measurement of the variable "milk yield in kg" is: b)…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The mean score of 25 students in an English test is 85. If three more students took the test and had…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The mean and S.D. of income of 50 men are Rs. 3200 and Rs. 525 respectively The same for 40 women…

A: Formula for S.D for combined group: σ12=n1(σ12+d12)+n2(σ22+d22)n1+n2          Combined mean is,…

Q: amount of money he earned in tips each weekday for a two-week period. His data is shown in this…

A: Following are 5 number summary: Minimum valueFirst quartileMedianThird quartileMaximum value These…

Q: Find the median of the set of data. 84, 72, 221, 152, 266, 249, 239 O A. 183 О В. 221 ОС. 239 O D.…

A: Consider the given data 84, 72, 221, 152, 266, 249, 239. Write the given data in ascending order as,…

Q: a lanna's health class measures the heart rates of students after they walked for five minutes. The…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Leon has just gone grocery shopping. The mean cost for each item in his bag was $3.62. He bought a…

A: It is an important part of statistics. It is widely used.

Q: The mode of five numbers is 1,the median is 5 and the mean is 4.Find the numbers

A: Let the five numbers be a,b,c,d and e. From the given, the mode of these numbers is 1. Thus, it can…

Q: The mean score of 8 players in a basketball game was 14.5 points. If the highest individual score is…

A: Given; Mean score of 8 players is 14.5 and mean score of 7 players is 12.

Q: The test scores for five students were 59, 60, 63, 76, and 87. How many points greater than the…

A: The mean is the average of all the values, or it is the sum of all the values divided by the number…

Q: Find the mean and median of the class’s scores on this quiz. Round to two decimal places when needed

A: Given that  From histogram  X-axis takes X values and Y-axis takes Frequency  X Frequency = f 1…

Q: 1. The following data are the scores of the 15 Grade 8 students in their Mathematics exam. 30 14 18…

A: To find: Mean Median Mode Formulas: Meanx=∑xn , n=Total number Median = Middle Value of the Ordered…

Q: What is the median of the set of data: 87,90,86,95,2,87,88,94,86,97 ?a. 87b. 87.5c. 88d. 88.5

A: Given data: Let, X = 87,90,86,95,2,87,88,94,86,97  To find: Median

Q: Forty students took a final exam on which the passing score was 70. The mean score of those who…

A: Given that, forty students took a final exam on which the passing score was 70. The mean score of…

Q: Number of Fish Tub 32-34 29-31 26-28 23-25 20-22 Frequency (f) 6 5 10 7 2

A: Formula : mean :

Q: for the mean, median, and mode of the gröuped data.

A: Since , the table given below , Classes f Class boundaries mid-point(x) Lower class bound Less…

Q: ored 80,91,79,86, and 84 on his previous five tests. What score does he need on his next test so…

A: Given: Ored 80,91,79,86, and 84 on his previous five tests. What score does he need on his next test…

Q: Lionel has just gone grocery shopping. The mean cost for each item in his bag was $3.19. He bought a…

A: Given info: The mean cost for each item in his bag was $3.19.

Q: Name Lois Chris Meg Peter Brian Stewie Exam1 57 46 45 18 98 96 Exam2 70 42 58 99 90

A: Given that,the mean of exam 2 is  65.Exam 1 and Exam 2 scores are given:NameExam 1Exam…

Q: The mean score of 7 students on a short test is 7 out of 10. If six of the seven students scored 9,…

A: The mean score of 7 students on a short test is 7 out of 10 . If six of the seven students scored…

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: Joselyn hopes to receive a grade of B or better in her statistics class. Currently she has scored…

A: Mean= sum of total obervation/ total no. Of observation

Q: Suppose that the mean score of a class of 34 students was 79. The 15 male students in the class had…

A: Given that the mean score of a class of 34 students was 79. The 15 male students in the class had a…

Q: Day Monday Tuesday Wednesday Thursday Friday Problems 35 20 25 10 10

A:

Q: A teacher gave a quiz to his Mathematics class. Eight of the students scored: 73, 82, 64, 61, 63,…

A:

Q: Pick six numbers and compute the mean and the median of the numbers a. Now add 12 to each of your…

A: Pick six numbers and compute the mean and the median of the numbers a. Now add 12 to each of your…

Q: Which is the median of the data set {1, 4, 4, 4, 5, 8, 8, 10, 11, 11}? A 4 C C 6.6 В 6.5 D 7

A:

Q: student earned grades of 74, 75, 79, and 91 on her four regular tests. She earned a rade of 75 on…

A:

Q: Winston has just gone grocery shopping. The mean cost for each item in his bag was $3.48. He bought…

A: Winston has gone grocery shopping.He bought 9 items.The mean cost of each item is $3.48.The prices…

Q: Find the MEAN of the test scores.

A: Given, Let X=59, 95,82,78,66,82,65,78,66,79,66,82,66,82.