Following are the 2009 earnings (in thousands of dollars) before taxes for all six employer of a small company. 88.50 108.40 65.50 52.50 79.80 Calculate the variance and standard deviation for these data. 54.60

Q: compute for the mean, variance and standard deviation.

A: Here given, Three paper bills are drawn in succession without replacement from a piggy bank. Piggy…

Q: how do you find the standard deviation of 7.1 , 11.6, 8.1, and 13.4 ?

A: The standard deviation of a  data distribution tell us how deviated are the data points with respect…

Q: 1.Find the mean and standard deviation for the data

A: Given: No. of batteries, n=10 Time (x) 397 355 415 395 352 436 327 417 276…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: Mean is one of the measures of central tendency and is the average value of the data set which tells…

Q: Find  Variance and Standard deviation for the following data.  4,  4,  7,  11,  14.

A: Given sample xi is:  4, 4, 7, 11, 14  Sample size, n = 5   Sample mean can be calculated as:…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: Solution Age Number (f) Midpoint (x) f*x x2 f*x2 25-34 27.3 29.5 805.35 870.25 23757.825…

Q: Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday Expenditure $4.85 $5.10 $5.50 $4.75…

A: Given :- Lucas recorded his lunch expenditure  each day for one week.

Q: A bakery ownertabulated sales to 50 customers and obtained the distribution. Find the mean and…

A: Mean: The mean is the sum of observations divided by number of observations. that is, Mean = x =…

Q: 1. Find the method of moments estimator for p for the Bernoulli distribution. (see page 78) 2. Find…

A:

Q: Suppose that the weight of male babies less than 2 months old is normally distributed with mean 11.5…

A: From the provided information, Mean (µ) = 11.5 pounds Standard deviation (σ) = 2.7 pounds X~N (11.5,…

Q: What is the Mean deviation of the numbers 0.5, 0.8, 1.1, 0.9 and 0.6

A: The data is given by 0.5, 0.8, 1.1, 0.9, 0.6 And the mean of these numbers is Mean = (0.5 + 0.8 +…

Q: Here are the foot lengths (in centimeters) for a random sample of 7 fourteen-year-olds from the…

A: Here, data is 25,22,20,25,24,24,28.

Q: Justin got a score of 85 on an GE MMW examination for which the mean is 75. Justin realized that the…

A: Given:Here use the formula;here,  represents the value of Standard Daviation.

Q: Suppose that wedding costs in the Caribbean are normally distributed with a mean of $6000 and a…

A: Note: Hey as per our honor code i can answer only three sub parts. Thanx

Q: The following are ages in years of nine employees of a large company. 46, 22, 35, 26, 22, 53, 33,…

A: The question is about measures Given : Data : 46, 22, 35, 26, 22, 53, 33, 42, 59   To find : Mean…

Q: he following data represent the number of people aged 25 to 64 years covered by health insurance​…

A:

Q: onsider this data set { 9, 3, 8, 8, 9, 8, 9, 18}. Find the standard deviation, s. Round off your…

A: given data, 9,3,8,8,9,8,9,18we have to find out the standard deviation(s) for the given data. x…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: The question is about frequency distribution.Given :

Q: e following data represent the number of people aged 25 to 64 years covered by health insurance…

A: The formula to compute the sample mean is, The formula to compute population standard deviation is,…

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

A: Solution-: We prepare the following table: Class Class Boundaries LB UB Mid Point (xi) Number…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: The provided frequency distribution is: Age Number 25-34 20.8 35-44 31.9 45-54…

Q: 1.2, 2.7, 5.3, 3.4, 4.1,4.6, 3.3, 2.6. Find the standard  deviation

A:

Q: What is the relationship between the variance and the standard deviation for a sample data set? A.…

A: Variance: Variance is defined as a measure of variability to represent members of a group. The…

Q: Give the TI commands to find the mean, median, and standard deviation and compare to the original…

A: TI Calculator

Q: A bakery owner tabulated sales to 50 customers and obtained the distribution. Find the mean and…

A: The table is given as: Class Continuous class Class markxi Frequencyfi fixi fixi2 0.00-1.99…

Q: The following data gives the number of daily customers of a small eatery recorded for 20 days. 29,…

A:

Q: Commute the range for baseball coaches yearly salaries. 2. Compute the mean yearly salary. 4.…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: The following table gives the data set with the required calculations:

Q: the following numbers show the mileage of cars 10  sold . 86 , 87,90 ,…

A: Given data, 86, 87,90 , 87.2,88.2,87.4,87.8,89.7,88.9,89.6

Q: The following data gives the number of books taken in a school library in 7 days find the standard…

A:

Q: Suppose that the weight of male babies less than 2 months old is normally distributed with mean 11.5…

A: According to the given information, we have Mean = 11.5 Standard deviation = 2.7

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A:

Q: Assume that the mean length of all cell phone conversations in a certain country is 3.75 minutes and…

A: a).Let X be the random variable that denotes the length of cell phone conversation. Given, mean of X…

Q: Q21. For the Given values of 91.9, 84, 88.5, 86.8, 89.4,83.6, 80.2, 88.1, 88.5, 93.1 and 93.8…

A: Hello there! Thank you for the question. According to our Honor code we are allowed to answer only…