Consider the following sample:     10   35   41   50   59   69   73   76   91   the mean and sample standard deviation of which are 56.0000 and 24.7740. What is the z-score of '10'? (Leave your answer to 2 decimals: ex: 1.23)

Q: Deviation of the scores of 40 ENGDATA students during their first quiz. 62 62 94 50 10 47 61 50 32…

A: Solution

Q: Can I get the ans.

A: This is a t-distribution since the population standard deviation is not known. a. The sample mean…

Q: For the sample: 45 84 73 58 54 73 52 60 51 80. Determine the standard deviation and round answer to…

A: The formula of the standard deviation is,

Q: I know the answer but I want it to get it done in Excel.

A: 1. first fill the values in cells in excel.  2. then for mean use formula : AVERAGE("CELL RANGE…

Q: why the correct answer is letter d?

A: The objective of the question is to convert the median and interquartile range (IQR) of the average…

Q: Naomi scores 39 on a test. The standard deviation is 6.00. Her z score is +1.5. What is the mean of…

A: given data x = 39 σ = 6z = 1.5μ = ?

Q: Why is a z score a standard score? Why can standard scores be used to compare scores from different…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: Consider the following data x -7,-6,-5,-4,-3 P(X=x) 0.2,0.2,0.2,0.2,0.2 Find the standard deviation.…

A: Given

Q: Mean: 37.52 Median: 38.00 Standard deviation: 9.760 Using the values that you generated above,…

A:

Q: You are told that the mean for an exam was 73.29 with a standard deviation of 8.89.  Convert the…

A: Given that μ=73.29,σ=8.89 The z-score corresponding to 70.01 is, The z-score corresponding to 78.22…

Q: What are the mean and standard deviation for the population of the lengths of the steel bars X?…

A: Let X denote the lengths of the steel rods. Given that X follows N(mean = 183.7, SD = 2.2), then  Z…

Q: A normally distributed set of population scores has a mean of 65 and a standard deviation of 10.2.,…

A: Given: mean (X¯)=65   standard deviation (σ)=10.2 Sample Size (n)=46

Q: The mean score of a placement exam for entrance into a math class is 80 points, with a standard…

A: Given:-    μ = 80    6=10

Q: Calculate the sample standard deviation for this data set: 65, 48, 70. The formula for the sample…

A:

Q: You are performing a study about weekly per capita milk consumption. A previous study found weekly…

A: Formula : Standard deviation:

Q: Given that the mean for a data set is 24.8 and the standard deviation is 2.3, find the z-score of…

A:

Q: dard deviation for age. Age Number (millions) 25-34 35-44 45-54 55-64 29.4 34.8 36.1 20.4

A: Given The following data represent the number of people aged 25 to 64 years covered by health…

Q: The following is a sample of sanitation scores for 20 cruise ships. 88 89 85 83 89 86 89 89 95 a.…

A: The information provided in the question are as follows :- Sample size (n) = 20 The data values (xi)…

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores…

A: given data, normal distribution μ=100σ=15we have to find out the score for the given shaded area

Q: The following are distances (in miles) traveled to the workplace by 6 employees: 13, 14, 9, 11, 3,…

A:

Q: The mean IQ for the entire population in any age group is supposed to be 100. Suppose 72 high school…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: A study has been conducted of the airspeed of various bird species. You would like to specify the…

A:

Q: 5. What percentage of students would we expect to score between 816 and 1236? 1236-1026 341 210 0…

A: It is given that Mean = 1026Standard deviation = 210

Q: IQ scores have a bell-shaped distribution with a mean of 100 and a standard deviation of 15. a. What…

A: Given DataMean = 100Standard Deviation = 15

Q: er to use the defining formula for sample standard deviation, it is helpful to first calculate (x -…

A:

Q: b. Find the standard deviation of the reading scores. (Type an integer or a decimal. Round to two…

A: It is given as the data values of the sample are:7, 8, 12, 7, 14, 14, 13, 11, 15, 12, 14, 15.

Q: The following is a set of data for a population with N= 10. 4 426 117 13 5 77 0 a. Compute the…

A:

Q: Use the information below to determine how many standard deviations from the mean will the following…

A: Given : μ=36.4032n=129σ=64.3382x¯=12.5719

Q: computer company daims that the employees' salary average = 5774 dollars. The standard deviation is…

A: Given data,μ=5774σ=722n=36x=5171test statistic (z)=?

Q: he quantitative subset of the Graduate Record Exam (GRE) has a mean of 500 and a standard deviation…

A: Given data population mean (μ)= 500populatiion sd(σ) = 100sample size(n) = 64sample mean ( x¯ )=…

Q: The lives (in hours of continuous use) of 100 randomly selected flashlight batteries are: Interval…

A: Consider the following: IntervalFrequency (f)Midpoint…

Q: The average Act score for a class of 33 students is 21.65, with s=2.83. Covert each of the following…

A: According to the provided information,  μ=21.65σ=2.83 i) x = 19 Using z-score formula, z=x-μσ…

Q: Scores on the Wechsler Adult Intelligence Scale for the 20 to 34 age group are approximately…

A:

Q: The marketing director of a large department store in Metro Manila wants to estimate the average…

A:

Q: At least 99.61% of the data in any data set lie within how many standard deviations of the mean?…

A: The given percentage is 99.61%.

Q: Could you please highlight the correct answer. and explain it

A: From the given information, the mean weight of these hens is 13.5g with standard deviation 0.9, the…

Q: What is the mean absolute deviation of the following scores: * Test Scores Stems Leaves 86.5 O 86 O…

A: The stem-and-leaf plot is given.

Q: Here are the monthly wage scales of 8 workers from XYZ Knit Works. 15 13 18 12 21 13 26 22 a.…

A: Given : Monthly wage scale of 8 workers from XYZ knit works Sample size (n) =8  X 15 13 18…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.