The numbers 3'2, 5'8, 7'9 and 4 5 have frequencies x, (x+2), (x-3) and (x+6) respectively. If the arithmetic mean is 4 876, find the value of x.

Q: A dataset of a class contains a variable that shows the school year of a student: freshman,…

A: Step 1: Make a frequency distribution table for each class of the variable as below: Variable…

Q: The A.M. of two numbers in 10 and their geometric mean is 8. Find the numbers.

A: Answer: Using the given data,

Q: For a raw data, the arithmetic mean is 24 and sum of the observations (values) is 840. One of the…

A: Here given that  Sum of observation is 840Mean is 24

Q: A restaurant server claims that 49% of the time he leaves candy with the bill, the customer "tips…

A: Given : n = 5 p = 0.49

Q: The geometric mean of two numbers can also be called the O median O None of the answers listed O…

A: Option B none of the anwer listed

Q: Marcus rolls 2 number cubes, each numbered from 1 to 6. He rolled an even sum 16 times and an odd…

A: Given that  The Even sum is 16 times The Odd sum is 10 times  The relative frequency is the ratio of…

Q: Find the indicated z-score shown in the graph to the rig Click to view page 1 of the table. Click to…

A:

Q: The mean of the numbers y1, y2, y3 and y4 is 10.4. Find the mean of the numbers 10 + y1, 10 + y2, 10…

A: Given information:   Mean of numbers y1, y2, y3, y4=10.4Sum of numbers y1, y2, y3, y4=10.4*4y1+ y2+…

Q: what do you understand by frequency polygon?

A: A Frequency polygon is a graph constructed by using lines to join the midpoints of each interval, or…

Q: What is the step by step way to solve this problem so that I do not have to rely on a calculator?…

A: To evaluate the product of decimal numbers as shown

Q: Did anyone have an iq of 115?

A: Histogram is given :  First we will construct frequency table from the histogram :  Steps :  Write…

Q: 3P+2 htzd

A:

Q: What if the mean is 61?

A: Let X be the final exam score in statistics.Here X is normally distributed with a mean of 61 and a…

Q: The value 1206! is too large to evaluate on most calculators. Explain how you would evaluate on a…

A:

Q: The symbol u stands for the mean and the symbol x stands for the mean. Write the answer for each…

A: Notations for population mean and sample mean:

Q: The histograms describe the high temperatures in a certain city on each day of one month. The…

A: The objective of the question is to understand the difference between the two histograms and how the…

Q: P(A) = .2000 %3D P(B) = .1000 %3D P(A | B) = .2500 Find P(A and B).

A: We have given that, P(A) = 0.2000 ,   P(B) = 0.1000 and  P(A/B) = 0.2500   We know that, P(A/B) =…

Q: When students leave out a digit when entering an expression into their calculator some students…

A: The objective of this question is to determine whether the data provides convincing evidence that…

Q: Let X represent the difference between the number of heads and the number of tails when a coin is…

A: Given that  The Coin is tossed 6 times  The number of trials (n)=6 Let X denotes the difference…

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

A:

Q: if the mean of five values is 8.8 and four of the values are 7, 13, 6, and 9 find the fifth value.

A: given data , mean of the five values =8.8n=5x¯=8.8we have to find out the 5th observation for the…

Q: Evaluate the combination. C(38,22)

A:

Q: Find the median of the first 9 natural numbers.

A: Natural Numbers are the non negative , whole nos. They are from 1,2,3 ,..... . Here, Number of…

Q: The IQs of six boys are 111, 119, 122, 124, 123 and x. If their mean IQ is 120, what is x?

A: Given IQ's of six boys is111,119,122,124,123,xMean = 120

Q: The arithmetic mean of three numbers is 100. If the mean of the first two numbers is 50, what is the…

A: The objective of the question is to find the third number given that the arithmetic mean of three…

Q: Calculate the value of the range -13,-13,2,2,-13,2,-9

A: The question is about measures Introduction : Range  : Range is the difference between the largest…

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

A:

Q: a rate compares two numbers from different categories true or false

A: A rate is a ratio that compares two different quantities that have different units of measure. A…