Find the range, mean, variance and standard deviation of the given data set.  Pregancy Durations: The durations (in days) of pregnancies for a random sample of mothers.  277  291  295  280 268 278 291  277 282 279 296 285 269 293 267 281 286 269 264 299

Q: The number of people killed in 50 cities from passenger vehicle crashes for a quarter year is shown.…

A: SAMPLE DATA 778 1067 818 1093 730 705 690 655 914 814 809 826 592 762…

Q: Calculate the population variance of the following data set. 15 23 71 14 54 35 47 62 94 82 704.41 80…

A: According to the given information, we have Data set: 15,23,71,14,54,35,47,62,94,82

Q: Find the mean and standard deviation of the following data. Class Interval Frequency1-7 38-14 215-21…

A: Mean is 13.1Standard deviation is 7.4154 Explanation:The given class interval frequency distribution…

Q: Listed below are pulse rates​ (beats per​ minute) from samples of adult males and females. Find the…

A: The random variable pulse rate follows normal distribution. There are two independent samples which…

Q: Find the following descriptive statistics for the data described below. a. Mean b. Median c. Mode d.…

A: The given data12,11,1,9,7,8

Q: Given the data set below, calculate the range, mean, sample variance, and sample standard deviation.…

A: Solution-:Given data:33,26,8,43,21,37,16,18,27We want to find,(a) Range=?(b) Mean=?(c) Variance=?…

Q: The side-by-side dotplot below displays the arm spans, in centimeters, for two classes. Which…

A: Stem and leaf is the graphical representation of the data. Here we divide the data into two parts…

Q: Standard deviation for Offensive data: Defensive data:

A: We will find the sample standard deviation since we are given the sample data. For…

Q: 211 384 396 211 224 337 395 121 356 621 367 408 515 280 289 180 431 176 318 836 203 374 224 121 412…

A: Given The number of faculty at 32 randomly selected state-controlled colleges and Universities with…

Q: Calculate the standard deviation, mode, mean, and median salary for given data.  (Salary is $1000)…

A: Salary           Employees 15-30             28   30-45            36   45-60           54   60-75…

Q: Find the stansard deviation of the data summerized in the given frequency distribution.  The test…

A: The formula for mean and standard deviation is given by,

Q: An  independent  research  was  made  to  calculate  the mean  weight  of  elder  people  in…

A: An independent research was made to calculate the mean weight of elder people in Russia.

Q: The following data represents the age of 24 IQ scores. 81  82  83  90  91  95  95  95  100…

A: Given Information:

Q: Find the range, mean, variance, and standard deviation of the population data set. The numbers of…

A: Given n=11

Q: Brand A Brand B 35 50 25 55 22 62 38 68 40 57 28 70 The prices of two different brands of…

A: Given data: Brand A 35 25 22 38 40 28 Brand B 50 55 62 68 57 70

Q: The height (in inches) of a random sample of players in NCAA Division 1 basketball teams is shown to…

A: x           x2 75 5625 80 6400 75 5625 87 7569 77 5929 77 5929 67 4489 83…

Q: a. The range of the data is b. The standard deviation of the data is (Round your answer to 2 decimal…

A: a.A data set is given.The number of observations is n = 16.

Q: For a sample of employees at a manufacturing company, their age of retirement was recorded and is…

A:

Q: Below is a sample of share prices (in dollars) for a particular stock, selected at random over…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: Consider a data set containing the following values: 92 84 85 93 95 89 86 91   The mean of the…

A: Data is given Deviation from mean also given We have to calculate sample and population standard…

Q: The ages​ (in years) of a random sample of shoppers at a gaming store are shown. Determine the​…

A: The range of the ages of shoppers at the gaming store:The range is the difference between the…