supposed to find the geometric mean of 14 and 6. I got 9.165..., but my teacher said it should be 2√21. How and why would that be?

Q: Find the geometric mean of 3 and 12.

A: The geometric mean for 2 number a,b is:- G.M=ab

Q: tudent obtained the mean of 58 observations as 48. It was later found that one observation was…

A: Given data, n=58 The mean for 58 observations is 48 x=∑xn48=∑x58∑x=2784

Q: Find the geometric mean of 20 and 25.

A: The geometric mean is a type of average usually used for growth rates like population growth or…

Q: Find the geometric mean of 12 and 48.

A: We have to find the geometric mean of 12 and 48. We know that if we have n terms x1, x2, x3, x4,…

Q: Find the geometric mean between the numbers.1. 5 and 20 2. 6 and 8

A: To find the geometric mean between the given numbers. (1) 5 and 20  (2) 6 and 8 Solution: Geometric…

Q: Under some circumstances a 6-point treatment effect can be very large, and in some circumstances it…

A: H0 :μ = 70 H1: μ ≠70  (Two - tailed)

Q: What is the measure for <1, <2, and <3?

A:

Q: What is the geometric mean of 8 and 32?

A:

Q: To calculate the mean, ______ all the numbers in the data set and then _______ the total by the…

A: If the given data is  x1, x2, x3,................., xn Are the n terms

Q: find the value of the Geometric Mean and the Arithmetic Mean to the ng values: y = 4,8, 4,…

A: Geometric mean:

Q: Find the geometric mean between 7 and 63

A: Geometric mean of two number ( a and b) is given as  G.M = √(a*b)

Q: If your 1st Term Score in this class is 38.42, and your 2nd Term Score is 43.83, what score do you…

A:

Q: A sample of n = 6 scores has a mean of M = 10. One new score is added to the sample and the new mean…

A: Introduction: The mean of n observations, x1, x2, …, xn is given by the formula:

Q: What is the mean of 1,-3,4,5,7?

A: Given data, 1,-3,4,5,7   Mean=?

Q: What is the geometric mean between 8 and 24?

A: The geometric mean between a and b is :  = √(ab)

Q: The mean of 200 items was 50. Later on it was found that two items were wrongly taken as 92 and 8…

A:

Q: The mean of 200 items was 50. Later on it was dis- covered that two items were misread as 92 and 8…

A:

Q: 9. Determine the geometric mean of:

A:

Q: he first 8 data points have mean 110.63. The second 78 data points have mean 3.02. What is the…

A: From the given information, Consider,  n1=8, x1=110.63n2=78, x2=3.02

Q: Find the Geometric mean of : 2, 4, 6, 8, 12, 14, 16, and 18.

A: We have given that,  The data set is,  2, 4, 6, 8, 12, 14, 16, 18 Then,  We will find the Geometric…

Q: A new electronic component for aircraft is tested to withstand temperatures as low as -50°F. One…

A: Solution

Q: What is the p value if the mean is 98.6, n=7, t= -2.114?

A: The P-value is the probability that provides strong evidence in favor of the alternative hypothesis.…

Q: find the geometric mean between 6 and 8

A: Numbers are 6 and 8.

Q: What is the mean of this set of date

A: Given, A line plot that shows student responses for 16 students for number of hours they spent each…

Q: If arithmetic mean and geometric mean of two values are 10 and 8 respectively, find values.

A:

Q: 28. Ifs 2.5 and the mean is 20, what is the mean ±2s? 29. If s = 3.0 and the mean is 20, what is the…

A:

Q: In order to measure the liking of an application developed, tasting people were asked to score…

A: If arithmetic mean is, A.M.= 2.90 And ∑nimi = 725 We know that,  Arithmetic mean is given by, A.M.=…

Q: The mean 20 numbers is 77.5. In calculating this mean, the number 72 was incorrectly entered as 27.…

A: If any single value reported as wrongly at the time of mean calculation, then the corrected mean…

Q: 1.      I have two apples, one banana, one cherry. Does it make sense to calculate the "average" of…

A: Factors are qualitative data that are associated with categorization or the description of an…

Q: Find the geometric mean between 12 and 3

A: The given two numbers are 12 and 3

Q: The mean of 16 items was found to be 30. On rechecking, it was found that two items were wrongly…

A: Steps Find the sum on mean 30 Add the number which should be ,to the sum Subtract the number which…

Q: find harmonic mean   4,6,8,9,1,2,8,7,3

A:

Q: There are eight boys in a preschool class. They're mean height is 33 inches, and the median height…

A:

Q: If the mean of five values is 8.2 and four of the values are 6, 10, 7, and 12, find the fifth value

A: We know that, Mean =(summation Xi)/n Where n is sample size.

Q: Professor X  gave a quiz to five students.  He remembered four of the grades 82, 88, 81, 77 and the…

A: Given observation 82, 88, 81, 77 Mean = 80

Q: If the mean of five values is 9.8 and four of the values are 13, 6, 9, and 12, find the fifth value.…

A: The formula of the mean is given by: mean = sum of observationsnumber of observations mean = 9.8

Q: a) Suppose the mean (average) of the 10 numbers is 35, median is 31. If you change only the 9th…

A: Gdfhhs

Q: history class has 75 members.  If there is a 12% absentee rate per class meeting , find the mean of…

A: Mean  absence = number of students in the class multiplied by the rate of absence of one student.…

Q: suppose we have the following numbers  5,8,12,3 and 4 we want to add one more so that the mean of…

A: Let the number which is to be added be x.

Q: The mean of 3 numbers is 20. If one more number is included, the mean becomes 25. Find the included…

A: Given, mean of 3 numbers = 20

Q: five arithmetic means are inserted between -9 and 9, what is the third mean? Show your solution.

A: Given query is to find the third arithmetic mean.

Q: Suppose you had 4 types of golf balls that you wanted to test. You were interested in determining…

A: In the given problem we had 4 types of golf balls that you wanted to test. And we were interested in…

Q: Find the Arithmetic Mean. .., -35, (___), 25, ..

A:

Q: The claim is that for 12 AM body temperatures, the mean is > 98.6F. The sample size is n=6 and the…

A: Given: μ = &gt;98 n = 6 test statistic = 1.929

Q: Given that the arithmetic mean of 500 items is 1000. However, at the time of calculations two items…

A: Given n=500, XBAR=1000,

Q: In an examination, the pass mark was 45. The mean mark of eight students was 53, but two of them…

A: Mean of a data is computed by dividing the sum of the observations by the total number of…

Q: The mean of 15 items was found to be 30. On rechecking, it was found that, two items were wrongly…

A:

Q: our p value is .03 and you chose your α level to be .05. What kind of error could you be making?

A: Our p value is .03 and you chose your α level to be .05. What kind of error could you be making?…

Q: Find the geometric mean of 4 and 8.

A: To find: The geometric mean of 4 and 8. Concept used: The geometric mean G.M of two numbers a and b…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.