You have found the following ages (in years) of all 6 lizards at your local zoo: 1, 2, 2, 1, 3, 3 What is the average age of the lizards at your zoo? What is the standard deviation? Round your answers to the nearest tenth. Average age: years old Standard deviation: years

Q: Find the standard deviation of the lengths of the wolves in the entire animal preserve.

A: The mean of the lengths of the wolves in the entire animal preserve is,…

Q: You throw a ball as far as you can 5 times, recording the distance for each throw: 165 feet, 184…

A: since only 5 observation is given we will consider them as sample (n = 5)and population (N = 100)…

Q: Temperatures in June in the Paradise City are distributed nearly normally with mean 80 degrees and…

A: The z score formula is, z=x-μσ In the formula μ is population mean, σ is standard deviation and x is…

Q: If a one-person household spends an average of $76 per week on groceries, find the maximum and…

A: Let the random variable X is the amount of money spent by one - person household. The random…

Q: In a population of ages where the mean age is 45 and the standard deviation is 5.25, what are the…

A: Given mean age = 45Standard deviation = 5.25The Z score with 0.0505 to its left is -1.64 and the Z…

Q: Cars on I-40 have a mean speed of 73 MPH at a certain mile marker, with a standard deviation of 8…

A: Let X = speed of the car. X~N73, 82 To calculate P[70<X<75]. So,…

Q: Lecture(10.9): The Peabody Picture Vocabulary Test has a standard score population mean of 100, and…

A: *Answer:  Hypothesis Test

Q: You are are running some stats on final game scores during March Madness games. The 16 teams that…

A: given data μ = 70.8σ = 12.4x = 80z = ?

Q: Here is a data set. 0,1,1,2,3,5,8,13 Use the table method and find the standard deviation.

A: Given numbers 0,1,1,2,3,5,8,13

Q: Below represents the amounts that a random sample of employees reported that they spent on dinner…

A:

Q: A study is made of students entering college. The age of each student is recorded. Would the…

A:

Q: College and University Debt A student graduated from a 4 year college with an outstanding loan of…

A:

Q: There are four brothers in a family.  Their ages are 7 years,10 years,15 years, and 21 years.…

A:

Q: Laura learned that the average GPA in her school is 3.6 with a standard deviation of 0.3. If her GPA…

A: From the given information,   Mean = 3.6 Standard deviation = 0.3   The objective is to find the…

Q: The tourist bureau of Cancún surveyed a sample of 5 United States tourists as they left to return…

A: We have given that,  The sample numbers are :- 12, 8, 10, 7, 8 Then,  We will find the standard…

Q: The average and standard deviation for ACT scores are 20 and 3 respectively. average and standard…

A:

Q: need help getting started on this question:  A friend has asked you to analyze his stock portfolio,…

A: Given that C|D 40 50 60 70 total 45 0.00 0.00 0.05 0.20 0.25 50 0.05 0.00 0.05 0.10 0.20 55…

Q: 7, 8, 11, 15, 18, 20, 23, 24, 25, 28, 29 Using Statkey or other technology, find the following…

A: In question, We have given some data which is, 7, 8, 11, 15, 18, 20, 23, 24, 25, 28, 29 Then we'll…

Q: On a nationwide math test, the mean was 72 and the standard deviation was 7. If Roberto scored 90,…

A: Given that, Mean = 72 Standard deviation = 7

Q: Age of Senators The average age of senators in the108th Congress was 59  years. If the standard…

A:

Q: Using StatKey or other technology, find the following values for the above data. Click here to…

A: The given data is as follows: 78101114161922252930

Q: Betty’s medical score is 100 and her Z Score is 1.5. Bob’s medical score is 60 and his Z Score is…

A: Betty’s medical score is 100 and her Z Score is 1.5. Bob’s medical score is 60 and his Z Score is…

Q: Find the standard deviation of the following set of scores. 10, 2, 38, 23, 38, 23, 21, 23

A: From given data, set of score: 10, 2, 38, 23, 38, 23, 21, 23 Count, N = 8 Sum, ∑x = 178

Q: What are the means and standard deviation of the list below.

A:

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

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

Q: Age of Senators The average age of senators in the 108th Congress was 57.5 years. If the standard…

A: Given information- Population mean, µ = 57.5 years Population standard deviation, σ = 14.5 years…

Q: The tourist bureau of the Caribbean Islands surveyed a sample of 5 United States tourists as they…

A: Standard deviation :

Q: Recently, a random sample of 25-34 year olds was asked, "How much do you currently have in savings,…

A: Class  frequency (f) Mid vaue (x) f.x f.x2 0-199 342 99.5 34029 3385885.5 200-399 86 299.5 25757…

Q: What proportion of the population score above an 18 on the ACT? What proportion of students score…

A: Given: Let X denote the SAT score thus, X~ N(500, 1002) Let Y denote the ACT score thus, Y~ N(20,…

Q: The state and will spend 15 hours average a week and class and the standard deviation is 2 hours…

A:

Q: Find the standard deviation of the following numbers (Round your answer to 4 decimal places.):  1,…

A: 1, 4, 4, 7, 7, 7, 11, 11, 14, 16, 16

Q: The mean (and standard deviation) snowfalls for two cities are noted below. Ottawa, Ontario Canada:…

A:

Q: Calculate the standard deviation of the following set of numbers (show your work): 5 5 7 8 10

A: Given set of numbers is 5,5,7,8,10sample size(n)=5