The mean of 12, 15, 20, and x is 18. What is the value of x? 21 O 25 27 O 23

Q: B. 30

A:

Q: 1. Which is the graph of (x + 1)2 + (y – 1)2 = 4? -2 y -3 -1 2 -2+

A: (x+1)2 +(y-1)2 = 4 standard form of equation is  (x-h)2 +(y-k)2 = r2 so radius = 2 centre = (h,k) =…

Q: Find the value of x? 18 56 21

A:

Q: he frequencies of the numbers 3.2, 5.8, 7.9 and 4.5 are respectively x, x + 2, x-3 and + 6. If…

A:

Q: Find the value of x. A + O 16 O 83 O 60 O 30

A:

Q: What is mean if n is 7 and p is 0.2

A: Given, n=7 p=0.2

Q: Find the harmonic mean of each set of numbers 1. 6,7,8 and 9 2. 8,7 and 8

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Q: A When calculating the difference of proportions, the values of -1 and 1 are the V possible…

A: Given:When calculating the difference of proportions, the values of -1 and 1 are the possible…

Q: What is the mean? 5 6 7 11 11 11 11 11 13 23 33 35

A:

Q: 23. 11 14 20

A: Given that:

Q: Find the value of x.. O 3 O 6V2 0 6 O 6V3

A: To find the value of x

Q: What is the missing value for x on the diagram below? 4. 6.

A:

Q: Mean, Median and Mode Homework What is the mode? 0 7 7 7 0

A:

Q: The mean of the numbers x1, X2, X3 ... Xg is 9. If the mean of x2, X3, X5, X7, Xg is 10, find the…

A:

Q: Q2. A bag contains 10 discs with one of the digits 1, 2, 3 written on each disc. What is the lowest…

A: It is given that one of the digits 1, 2, and 3 are written on each disc.

Q: Points Scored by Teams Team A B C D E Points 30 35 20 30 15 0 21 O 22 O 26

A: mean points=

Q: 40 40 32 25 25

A: given,

Q: a. Calculate μ, ², and o. b. Graph p(x). Locate , graph. -2, and μ + 2 on the c. What is the…

A: Farmula used  E(X)=∑xP(X=x)

Q: Q 11 - If the mean of 3, 5, 6, 10, 12 and x is 7, then calculate the value of X.

A:

Q: Find mean if n is 20 and p is 0.6

A: Given: Number of trials (n)=20 Probability of success (p)= 0.6

Q: n is 20 and p is .20 find mean

A: We know that  A Binomial distribution has only two parameter n & p. So, if we have if n is 20…

Q: The question below appeared on a questionnaire for dog walkers. State what is wrong with it and…

A: The main issue with the question "How often do you walk your dog?" is that it provides vague and…

Q: The distances (in meters) travelled by a group of joggers are given below. What is the value of n if…

A: GivenMean of all distances travelled=850The distances travelled by a group of joggers…

Q: The geometric mean of 2 and 3 is 6. O True O False

A:

Q: N is 7 P is 0.2 Draw histogram

A: Given: Number of trials (n) = 7 Probability of success (p) = 0.2

Q: Find the value of x. 3. a. 1.1 b. C. 7.5 d. 10

A: The side splitter theorem states that if a line is parallel to a side of a triangle and the line…

Q: Find the value of x. 사 x+5 12, 16 22.

A: Note:- Since you have asked multiple question As per our policy, we will solve the first question…

Q: 10 షం る

A: Given,

Q: Find the value of x. 12 10 11 O 13 14

A: Solution:To find xLet AB=12  BC=8     CD=x   And BD=8+xFormula:AB2=BC.BD

Q: Explain what the symbols d and s, represent. What does the symbol à represent?

A: The symbol d denotes the difference.

Q: Find mean if n is 7 and p is 0.5

A: Given, n=7 p=0.5

Q: For the following set of​ numbers, find the median.     47​,64​,60​,39​,44​,51 The median is…

A: Data set: 47​,64​,60​,39​,44​,51

Q: 14. Perception of Time. The data below are times (in seconds) recorded when statistics students…

A: 14. Given information: The Statistics students participated in an experiment to test their ability…

Q: geometric mean of 1, 2, 4, and 10 is a. 4.0.   b. 2.99.   c. 17.0.   d. 4.25

A: Geometric mean,Harmonic mean : x log(x) 1 0 2 0.301 4 0.6021 10 1   ∑log(x)=1.9031