The numbers 3.2, 5.8, 7.9, and 4.5 have frequencies x, (x+ 2), (x- 3), and (x + 6) respęctively. If the arithmetic mean is 4.876, find the value of x.

Q: Suppose X ~ N (-2,3). Between what c values does 99.73% of the data lie?

A: The mean is -2 and the standard deviation is 3.

Q: The given data represent the number of people from a town, aged 25-64, who subscribe to a certain…

A: Age People 25-34 502 35-44 827 45-54 230 55-64 85

Q: the average(arithmetic mean) of g and 100 is 75, what is the value

A: It is given that, the average of g and 100 is 75. we have to find the value of g+100=?

Q: Use the following equation to prove that : If we multiply the data values by a constant (say, c),…

A: Geometric mean is given by Let If we multiply c times to each terms, then GM will not be not change…

Q: A biologist exposed a certain type of bacteria to gamma radiation to see how long they would live.…

A: Given histogram is

Q: Find the harmonic mean from the following: 7 10 13 15 20 25 28.

A:

Q: Write a point estimator and an interval estimator for the mean.

A: We need to write a point estimator and an interval estimator for the mean.

Q: Find the arithmetic mean of the set of data: 6, 1, 5, 8, and 10.

A:

Q: 1. From the following data find out the missing frequencies: (AB) = 100 , (A) = 300 , (N) = 1,000 ,…

A:

Q: A possible value of the median in this example is 23 45 O50 O 33 O It is impossible to answer…

A: n = 50 The median is given by MD = (N+12)thvalue MD = (25.5)thvalue The median range is 20-30

Q: A data set with whole numbers has a low value of 10 and a high value of 120. Find the class width…

A: A data set consist of whole numbers  Low value = 10 High value = 120 No. of classes(n)= 5

Q: The table below shows a frequency distribution of the lifetimes of electronic tubes produced at a…

A: Given,

Q: The z value tells us the number of ____________ that a value of x is from the mean

A: The z value tells us the number of Standard Deviations that a value of x is from the mean

Q: Find Range and Coefficient of Range from the following frequency distribution. Values 42 46 50 54 58…

A:

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 geometric mean is under

A: The value that is used for describing the full data set using the central position within the data…

Q: Is the following a relative frequency polygon? Explain Details

A: Solution : Given that, By observing the relative frequency polygon     X is a continuous random…

Q: The graph below shows five black bars. Adjust the light bar so that it has the mean height of the…

A: From the given diagram, the y axis (frequency) ranges from 0 to 15. The frequency of the first bar…

Q: "From the following data find out the missing frequencies : (AB) = 100 , (A) = 300 , (N) = 1,000 ,…

A:

Q: Do the following: d) Construct a frequency histogram. e) Construct an ogive.

A: Form the given data we have the frequency distribution as below: We plot the frequency histogram…

Q: where did you get the 10? in computing for the interquartile range

A: The given data values are, 7, 10, 8, 4, 11, 10, 6, 5 The ascending order of the data set is, 4, 5,6,…

Q: Which one of the following in terms of shape best describes the frequency spectrum for the following…

A:

Q: Jamle spun a colored spinner 20 times. The results of her spins are shown in the frequency table.…

A: here true option is(c) because if we divide 400/20 than this is equal to 20

Q: From the following data find out the missing frequencies : (AB) = 100 (A)= 300 (N)=1000 (B)= 600

A: Given  (AB)=100, (A)=300, (N)=1000, (B)=600

Q: The first row of a stem-and-leaf chart appears as follows: 62 | 1 3 3 7 9. Assume whole number…

A: Given Leaf plot 62 | 1 3 3 7 9The data are 621, 623, 623, 627, 629Range is 8. It is shown belowRange…

Q: State whether the data described below are discrete or continuous, and explain why. The number of…

A: Note: Hey, since there are multiple questions posted, we will answer the first question. If you want…

Q: A data set with whole numbers has a low value of 20 and a high value of 89.Find the class width for…

A:

Q: Which of the following is NOT true about the arithmetic mean?

A: Arithmetic mean is often referred to as the mean or arithmetic average. It is calculated by adding…

Q: Refer to the table summarizing service times​ (seconds) of dinners at a fast food restaurant. How…

A: The total number of individuals is the sum of all frequencies. The number of individuals included in…

Q: What is the mode of this simple frequency table?

A: Calculate Mode from the following grouped data X Frequency 12 1 11 2 10 1 9 2 8 1 7 1…

Q: Use JMP to create a barplot from the following Frequency Table 5 7 9 11 13 15 17 19 4 6 13 10 75 3 2

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…

Q: find the geometric mean between the two numbers , round to the nearest tenth if necessary

A:

Q: ne data represented in the box-and -wH O: Foot Lengths of Grad

A: This is a problem of finite math and Box plot.

Q: ased on the histogram above, what is the frequency of the class containing the value 2 8- Frequency

A: we have to find frequency of class containing the value 2

Q: All of the following are true for mean EXCEPT *

A: Here use basics of measure

Q: find the value of x if the numbers 7, x, 3, 9, 2 have a mean of 5.8

A:

Q: Construct a frequency bar graph. Congestive heart failure Coronary atherosclerosis Heart attack…

A:

Q: The shape of the data is not important in a frequency diagram. True O False

A: We have to find whether it is true or false

Q: The median height of a student at a high school is 5' 9". Which of the following is a good…

A: Median: Median divides the observations into two equal parts. It represents the middle value for a…

Q: Find a quadratic mean for the :following data Class Frequency Intervals 2.30-2.39

A: The quadratic mean is also called as root mean square. This is one of the types of average, based on…

Q: What do you mean by relative frequency?

A: To understand the relative frequency let me first explain the frequency. Frequency - The number of…

Q: When we create a frequency table or histogram, we can still see all the informa the individual data…

A: When we create a frequency table or histogram, we can still see all the information about the…

Q: How do you construct a frequency table in Excel? Paragraph BI

A: We need to provide details on how to construct frequency table in excel

Q: Find the value of y from the following observation if these are already arranged in ascending order…

A:

Q: 118, 105 110 118 134 155 166 118 166 find the mean and round off to the nearest tentg

A: We have to find mean for given data ...

Q: Which letter occurs with the highest frequency in the following sentence ? STATISTICS IS IMPORTANT…

A: Given :  Here we have to check letter with highest frequency from the given sentence.  STATISTICS IS…

Q: 25 35 72 71 88 94 77 74 43 56 56 74 55 62 77 49 86 42 66 97 58 45 73 45 83 85 47

A: Given data:…

Q: The geometric mean is often solved by using a proportion. O True O False

A: Explained below