Example 8. Ten coins were tossed together and the number of the resulting from them were observed. The operation was performed 1050 times and the frequencies thus obtained for different number of tails (x) are shown in the following table. Calculate the arithmetic mean by the short- cut method. x : 3 4 6 7 8. 10 f: 2 8. 43 133 207 260 213 120 54 1 a ...

Q: Find the arithmetic, geometric, and harmonic mean of the data in the frequency table next one.…

A:

Q: A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 3, 13, 15, 8, and 3…

A:

Q: The list below shows the ages (in years) of 7 people riding in a van to a math competition.…

A:

Q: SAIN Pind the 25th, 5oth, and 75th percentile from the following list of 32 data 16 19 22 23 25 30…

A: Given information: Number of observations n=32 The given data is as follows: 4 6 9 16 19 22 23…

Q: Number of absences     Frequency   0 25 1 10 2 10 3 5 4 9 5 12 6 9 7 9 8 4 9 2 10 3 11 2   median =

A: The frequency table is as follows:

Q: (a). Find the missing frequency from the following data: 10-20 15 Marks: 0-10 20-30 30 40 40-50…

A: Given, marks no.of students (f)  mid value (x) f.x 0-10 5 5 25 10-20 15 15 225 20-30 20 25…

Q: (a) Use the graph to find an estimate for the median mark in the algebra test. (b) Use the graph to…

A: This is a question from finite math, counting.

Q: 2. From the following data of the marks obtained by 60 students of a class, täculate the arithmetic…

A: Given data: Total Students  = 60 To calculate: Arithmetic mean It is given by ;

Q: B. In the following table, the value of 40 resistors are recorded in ohms. (a)Construct the…

A: Introduction :-  We are given the values of 40 resistors that are counted /recorded in Ohms. We have…

Q: ne lengths of power failures, in minutes, are recorded in the following table 22 28 43 28 18 85 80…

A: The cumulative frequency gives the sum of class frequencies upto the threshold.

Q: Table 4 B. b1 b2 b3 a1 20 30 a2 40 10 What is the proper thing to do if your frequency table looks…

A: The given frequency table is, Table 4   B     b1 b2 b3 A a1 20 30 0 a2 40 10 0 We have…

Q: a raffle and states that 15 a are winners. What is the fr at is the relative frequency y: 0.6% y:…

A: Given a school is holding a raffle and states that 15 out of 2,500 tickets bought in the raffle are…

Q: The manager of a band recorded the amount of time each customer spent waiting in line during peak…

A:

Q: A survey in November 2012 asked a random sample of 2,000 US adults "How often do you talk about…

A: Given data: Response Frequency Every day or nearly every day 302 About once a week 277…

Q: etermine the number of scores between 19.5 and 51.5.

A: The data is given by Class Frequency 20-27 8 28-35 9 36-43 13 44-51 2 52-59 6

Q: Week 4 3 2 1 Lisa's Race Times Miles 1 1 1 1 Time 15 min 14 min 12 min 15 min Which shows the mean…

A: The objective of the question is to find the correct formula for calculating the mean race time of…

Q: This frequency table depicts the average hours spent on social media use for students in PSY201…

A: Given,

Q: The following are score on a statistic. Create a frequency table with 5 classes to display the day.…

A: 92,84,95,77,74,80,95,70,66,73,68,90,78,64,72,78,76,65,59,71,77,92,91,89,74,76,90

Q: 1. From the data 1, 4, 5, 3, 2, 5, 7, 3, 4, 5, Sophie created the following frequency distribution…

A: Data: 1,4,5,3,2,5,7,3,4,5 The given frequency table is : Scores f cf 1 1 0 2 1 1 3 2 2 4…

Q: Find the Geometric mean from the following frequency distribution of the marks: Marks No. of…

A: Given data is Marks No. of students 4 - 8 6 8 - 12 10 12 - 16 18 16 - 20 30 20 - 24 15…

Q: Refer to the slot depth in Table 1 below. After the machine was repaired, a sample of three new…

A: From the given information we have   Time 6:30 7:00 7:30 8:00 8:30 9:00 9:30 10:00   1 214 218…

Q: A company decides to investigate the amount of sick leave taken by its employees. A sample of seven…

A: here given data :- 1,1,3,0,0,6,3   Definition of range :- range is difference between largest value…

Q: The following data represent the number of games played in each series of an annual tournament from…

A:

Q: Q.1:The weights of 40 male students of a university are given in the following frequency table. Find…

A: Q1: The weights of 40 male students of a university are given in the following frequency table. We…