de . Find the standard deviation of the observations 5, 11, 18, 25 and 41, using muill

Q: Consider a normally distribr deviation of 10. Find P(90<

A: mean =85 standard deviation =10 to find P(90&lt;X&lt;100)

Q: Find the range and standard deviation of the set of data. 260, 263, 266, 269, 272, 275, 278 O

A:

Q: The following data are the distances from the workplace (in  miles) for the 5 employees of a small…

A: The distances from the workplace (in miles) for the 5 employees of a small business are given as:…

Q: Find the range and standard deviation of the set of data. 260, 262, 264, 266, 268, 270, 272 O

A: Given data, 260,262,264,266,268,270,272 Range=? Standard deviation=?

Q: The circumference of a species of tree was thought to be different depending on geographical…

A: State the hypotheses. There is no evidence to conclude that there is a difference in mean…

Q: etters in each word, and obtain the mean and standard deviation of the yes were blue blue as autumn…

A: *Answer:

Q: 5) Explain what the value for the standard deviation in problem #4 tells us about Le commute times.

A:

Q: find the V av iance and St andard deviation

A: We have Given a pdf of X whereas X is a continuous random Variable. The expected value or mean is…

Q: Use the standard deviation values of the two samples to find the standard deviation of the sample…

A: Given: Standard deviation of Red Box = 3.868Blue Box= 2.933

Q: Four measurements of a distance were recorded as 284.18, 284.19, 284.22, and 284.20 meters and given…

A:

Q: Given the mean and standard deviation of a normally distributed set of scores, determine the…

A: Given that  x = 35 ,  μ = 18 , ? = 7

Q: ble and highest possibel marks assuming normal distributiion .

A: P(X&lt;5)=Pz&lt;5-589=0

Q: Calculate the standard deviation of the following data set: 0000000000 0000000000

A: We have to find standard deviation.

Q: standard

A:

Q: If z, and x be 2 values of a variable x and each of the remaining (n – 2) values be +), find the…

A:

Q: The heights of American adult males are normally distributed with a mean of 177 cm and a standard…

A: We need to get the data by using formula P(mean-standardDeviation&lt; x &lt;  mean+standardDeviation…

Q: Calculate the standard deviation of any single observation. A.+0.0167 C. +0.0347 B. +0.0247 D.…

A: What is Standard Deviation: The square root of the variance is used to calculate the standard…

Q: Find the range and standard deviation of the set of data. 12, 9, 7, 11, 11 O

A: Given data:                   12, 9, 7, 11, 11

Q: Question 7 Calculate the standard deviation of the data shown, to two decim 5.8 224 29.7 26.5 28.4

A: The formula of sample standard deviation is,

Q: A consultant has three sources of income—from teach- ing short courses, from selling computer…

A: To find: the mean and standard deviation of his total an- nual income.

Q: Calculate the standard deviation of the following dat-

A: Let , the table given below,  Age(xi) No. of persond dying(fi) fixi fixi2 10 15 150 1500 20…

Q: A manager has the option of using any one of three machines for a job.  The processes and their…

A: Given information USL = 12.75 mm LSL = 12 mm Process capability index is given by

Q: For numbers 9 to 11, The principal of Mapayapa Integrated National High School claimed average…

A: Given that  Sample size n =15 Standard deviation =400

Q: The heights cleared by two athletes in a high jump event are recorded bellowed. Athlete X: 1.86 m,…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Exl: Consider the following sets of dala 31.60 31.76 31.62 31.60 31.71 31.47 31.71 31.53 31.64 جرام…

A: We know that, Mean = (summation Xi)/n Here sample size, n= 9 Mean…

Q: Fit a straight line to the following data and compute the standard deviation. x 0 0.5 1 1.5 2 2.5 3…

A: Given, X Y 0 3.076 0.5 2.81 1 2.588 1.5 2.297 2 1.981 2.5 1.912 3 1.653 3.5…

Q: Find a 95% CI on the population standard deviation of speeds of drivers ticketed in a 55 mph zone…

A: Confidence interval population standard deviation :  A confidence interval is an statistical…

Q: The average life of an electronic device is 7 years with a standard deviation of 3 years. If the…

A: Let, X=The life of an electronic device Given that X follows a normal distribution with mean=7 and…

Q: uted with a mear ndard deviation of 10 centile of the item p a. -0.13 а. b. 0.13

A: Given Data Population Mean,μ = 42.0 Population Standard Deviation,σ = 10.0

Q: (a) Determine the standard deviation of recumbent length for all 20 observations. cm (Round to two…

A: here sample size n= 20 here given data recumbent length  xi  = recumbent length

Q: If the standard deviation of the data .S={5,20,a} is 15. Find the value of a

A: Given: SD=15.   Also, by the formula of standard deviation:SD=∑x-x2n-1

Q: 6.21. For two observations 'a' and 'b', show that standard deviation is half the disto between them.

A:

Q: 3b. If the writing scores have a population standard deviation of o = 10, what conclusion should we…

A: Given  A random sample of size ( n ) = 25 is taken  The average grade ( M ) = 76 µ = 70

Q: Five of your classmates measured the diagonal length of the blackboard. Classmate A measured it as…

A: Average and standard deviation are measures of central tendency and variance respectively.

Q: The tallest living man at one time had a height of 246 cm. The shortest living man at that time had…

A: The provided information is  µ=170.86 cmσ=8.41 cmThe z score for tallest living man at one time time…

Q: Use the standard deviation values of the two samples to find the standard deviation of the sample…

A:

Q: T'he mean and standard deviation of a set of 100 observations were worked out as 40 and 5…

A:

Q: Use the following information to answer. 10; 11; 15; 15; 17; 22Compute the standard deviation for…

A: The mean or average of a dataset is computed by dividing the sum of observations by the total number…

Q: Suppose that the lengths of human pregnancies are normally distributed with a mean of 268 days and a…

A:

Q: Suppose a set of test scores is appproximately bell-shaped, with a mean of 68 and a range of 60.(a)…

A: a). It is given that the test scores are approximately bell shaped with mean 68 days and range of…

Q: Given that the mean μ=20 and the standard deviation σ=4, find P (15 < x < 25)

A:

Q: d. What would be your answers to parts (a) through (c) if the standard deviation of the shaft…

A: Let X denote the diameters of shafts. Given that X follows N(mean = 21.002, SD = 0.005), then Z = (X…

Q: is the range of tree height within one standard deviation of the mean? Wilat O 35 to 75 O 5 to 105 O…

A: We have given that, The hights of the tree are, 31, 41, 64, 107, 43, 32, 39, 41, 55, 39, 104, 53, 65…

Q: Calculate the standard deviation of the natural numbers 1 to 5.

A:

Q: Given that the mean = 20 and the standard deviation o = 4, find P(x < 25).

A: Mean is 20 and the standard deviation is 4.

Q: Calculate the mean median mode and standard deviation of the data 21,30, 27, 30, 25

A: Given data is21,30,27,30,25sample size(n)=5

Q: Calculate the standard deviation of the following data sets with the computationa formula. If…

A: Solution: The sample data is  x = 13, 2, 5, 2 n= 4 observation . ∑x= 13+2+5+2∑x =22∑x2=…

Q: Given Mean = 50, C.V. = 40%, Karl PearsonS Coefficient of Skewness = -0.4 Find standard deviation…

A: According to the given information, we have Mean = 50 Coefficient of variation, C.V. = 40% Karl…

Q: If x the mean of 12 determinations = 9.79, and μ the true value = 9.03, find out whether or not this…

A: From the provided information, Sample size (n) = 12 Sample mean (x̅) = 9.79 Sample standard…

Q: Given that the mean μ=20 and the standard deviation σ=4, find P (x<25)

A: Given that. X~N( μ , ?2 ) μ = 20     , ? = 4 Z-score =( x - μ )/?