In 2018-2019 (i.e. a 104 week period) there were a total of 25 earthquakes of magnitude 7.0 or larger. What is the probability that 2 or more earthquakes occurred in the same week (this did happen, by the way . . .)?

Q: A researcher claims that at least 10% of all football helmets have manufacturing flaws that could…

A:

Q: Let A = {4, 5, 7, 8, 9, 10) and B = {2, 4, 8). Indicate if each statement is true or false. 10 € A…

A: With given sets Indicate if each statement is true or false

Q: On a quiz show, a contestant stands at the entrance to a maze that opens into two rooms, labeled A…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: List the elements in roster form, given A = { x Ι x ∈ Ν, and  1 <  x ≤ 6}

A: Solution - Given that  List the elements in roster form, given        A = { x Ι x ∈ Ν, and 1 &lt; x…

Q: 2. The following data show the brand, price. and the overall score for six stereo headphones that…

A: The given regression equation is y^=23.194+0.318x.

Q: In an experiment, college students were given either four quarters or a $1 bill and they could…

A: given data    purchased gum kept the money total student given four quarter 31 15 46 students…

Q: results of a survey of visitors at the Eiffel Tower showed that 25 spoke English, 15 spoke French,…

A: Given that  English spoke = 25  French spoke = 15 Both English and French spoke = 8

Q: Would you expect distributions of these variables to be uniform, unimodal, or bimodal? Symmetric or…

A: From given data : (a) The number of songs that each student in your class has downloaded online(b)…

Q: The variables Gender and Promotion Class are (note that all percentages below are rounded to the…

A: Introduction: It is required to determine if the two variables, Gender, and Promotion Class are…

Q: 17. What possible misuse or misinterpretation may exist in the following statement? The Stay Healthy…

A: Given is the statement for examination is "The stay healthy candy bar indicates on its label that it…

Q: Probability Scores 0.1 0.35 0.2 0.2 0.15 0 3 5 14 Find the expected value of the above random…

A:

Q: 3. Consider the following data, taken from the Federal Reserve Bank's Web site. Perform the graphing…

A: The question is about correlation Given :   To find : c ) Create scatter plot d ) Interpretation of…

Q: Find the indicated complement A certain group of women has a 0.77% rate of red/green color…

A: Answer:- (1) A certain group of women has a P(A) = 0.77% rate of red/green color blindness.…

Q: The waiting line at a popular bakery shop can be quite long. Suppose that the waiting time in…

A: Let X: The waiting time(in minutes)probability density function f(x) is;f(x)=0.1e-0.1x

Q: large population of 5,000 students take a practice test to prepare for a standardized test. The…

A: given data  N = 5000μ = 140σ = 80for σx¯ = 10 ; n = ?

Q: In how many ways can a caravan of 8 tricycles from Pulo be arrabged in a circle?

A: It is given that a caravan of 8 tricycles from Pulo.

Q: An experiment was conducted to determine whether giving candy to dining parties resulted in greater…

A: given data  independent samples,comed from normal population assume unequal variances,  α =…

Q: i) Derive the standard error of ß, se(B) = 0.0009, using MLE approach. ii) Find an approximate 95%…

A: Firstly it is required to determine the MLE of the parameter and then the variance to get the…

Q: Let U = { 1,4,5,7,9} A = { 1,4,7} B = {3,5} Determine B X A

A: Given Let U = { 1,4,5,7,9} A = { 1,4,7} B = {3,5}

Q: Absolute Freq=12, 8, 10 then  Cumulative Freq=40% , x , 100%

A: Given:   Absolute Freq (f) Cumulative Freq   12 40%   8 x   10 100% Total 30

Q: Consider a random variable X, with the following empirical pmf. Value X₁ 1 -1 2 O Probability p(x₁)…

A: The probability mass function of X is given.

Q: Values (x) Frequency (f) 20 2 29 4 30 4 39 3 44 2 030 32.07 55.35

A: We have given that,  Values (X)  frequency (f)  20 2 29 4 30 4 39 3 44 2 then,  We…

Q: Identify the dependent/s and independent variable then estimate the multiple regression equation.…

A: a) Given information: The tensile strength of a certain synthetic fiber is thought to be related to…

Q: The given data set is: 10 19 5 5 Find the median. 16 7 19 22

A: Given data10,19,5,5,16,7,19,22sample size(n)=8

Q: S A and B throw with three dice; if A throws 14, find B's chance of throwing a higher number. Salud…

A:

Q: choose the correct answer Which of the following is NOT true about Frequency Distribution Table?…

A: The question is about frequency distribution table Introduction : Frequency distribution table : It…

Q: This is incorrect

A: I am solving first 3 subpart correctly  We have given that  Mean(µ) = 67Standard deviations (σ) =…

Q: The average GPA at Torrance High School (THS) is 3.20 with a standard deviation of 0.2. Trevor…

A: It is given that  For Sam’s: Mean, μ = 3.40 Standard deviation, σ = 0.3   For Trevor’s: Mean, μ =…

Q: Fill in the blanks: The following temperatures in degrees Celsius were recorded during a 24-hour…

A: Given that: Day 1: 25 26 26 26 26 27 27 27 27 28 28 28 28 28 28 29 29 29 30 30 30 31 32 33…

Q: survey was given asking whether they watch movies on Netflix, Disney+, or Amazon. The results are…

A: Concept:Venn diagram are used for pictorial representation of outcome of various events for…

Q: which section, verbal or quantitative, was the student's performance better? Round your answers to…

A: It is given that  For verbal GRE score: M = 152 s = 7   For quantitative score: M = 149 s = 7

Q: a. Calculate μ, ², and o. b. Graph p(x). Locate , graph. -2, and μ + 2 on the c. What is the…

A: Farmula used  E(X)=∑xP(X=x)

Q: se (1) Derive at the Standard Prror of $₁$+(3³)= 0.0009, Using MLE approach. (ii) Find Interval for…

A: Firstly it is required to determine the MLE of the parameter and then the variance to get the…

Q: 0.162 (b) Determine the mean of X. (Round your answer to 4 decimal places.) 0.2090 micrometers (c)…

A:

Q: Calculate the probability for both groups.

A: It is given that  The number of family from CA owns a home = 730 The number of family from CA do not…

Q: A researcher has collected data on self-esteem from a sample of participants. The sample mean is…

A: as per guideline expert have to answer first question only.  x¯ = 30s = 8 eric's score x = 25 joe's…

Q: he registrar of a university produced a circle chart showing enrollment in the various schools in…

A: Given P(Art amd science)=45%, P(journalism)=4%,P(Programing…

Q: The question asked :. Drawing the the Red 3 is is an example of the following events? Select all…

A: We have given that A deck of cards contains RED cards numbered 1,2,3,4 and BLUE cards numbered…

Q: (0, elsewhere Find the value of c such that an interval from x to cx is a (1 − a)100% confidence…

A: We have to find c such that  P(X &lt; θ &lt; cX) = 1 - α

Q: From the data table, Calculate/determine the tabulated t-value is ___? A. 2.132 B. 2.571 C. 2.015…

A: The question is about t critical value or tabulated t value Given : From given regression output,…

Q: Mercury in tuna Is there a difference in the mercury concentration of light tuna and albacore tuna?…

A: Please find the explanation below. Thank you.

Q: mally allow come pilots ejection originally designed for men only. The ejection seats were designed…

A: Given that.   X~N( μ , ?^2 )   μ=163    , ?=44   Z-score =( x - μ )/?

Q: answer g

A: We will use Excel to find the required percentage based on t distribution.

Q: For Numbers 11 to 13: A veterinarian hypothesize that a new formulation of shampoo is better than…

A: Type 1 error: Type 1 error may be defined as the probability of reject Ho, when Ho is true.

Q: tail cashiers during a two-hour shift (h) Number of packages processed each

A: The distribution can be Uniform Unimodal Bimodal   Symmetrical Skewed Distribution…

Q: Does PTSD make you a violent person?  Does this question have two Variables?

A: We are given a statement "Does PTSD make you a violent person? " We have to determine whether there…

Q: The given data set is: 10 19 5 5 Find the median. сл 16 7 19 22

A: given data,10,19,5,5,16,7,19,22here we have to find out the median for given data score here n= 8

Q: In a survey of 111 pet owners, 16 said they own a dog, and 54 said they own a cat. 8 said they own…

A:

Q: Question 7. 7(a). Let Xn be the sample mean of the random sample X₁, Xn from a Poisson distribution…

A: Given Information: X1,X2,....,Xn is a sequence of n random variables. X¯n is the sample mean of  the…

Q: In a certain country, the true probability of a baby being a girl is 0.473. Among the next eight…

A: It is given that the probability of a baby being a girl is 0.473.