A high school senior is collecting data on the colleges in which she is interested. Identify the variables as either categorical or quantitative. a) Type of college: Private or Public College b) Tuition: In thousands of dollars c) State: The state in which the college is located d) Graduation Rate: as a percentage e) Enrollment: Number of students enrolled

Q: b] Instruction: Solve the following problem: Records show that the performance of male college stud...

A: We have given that  Sample size n1= 44 , n2= 36 Level of significance =alpha 

Q: For the following set of scores: Original Data X Y 4 5 6 5 3 2 9 4 6 5 2 3 ∑X ...

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Q: n. The card is replaced in the pack and B A draws a card from a pack of n cards marked 1, 2, draws a...

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Q: b. Babies who are born on or before 298 days are considered premature. (Round to the nearest integer...

A: The mean is 267 and the standard deviation is 15.

Q: 7. Suppose 12% of graduates of the Architectural Engineering Technology program take a job outside t...

A: This is a Simple Binomial Probability distribution with n=2 and p=0.12  

Q: 8. The "time consumed on Facebook on a particular day" is what type of variable? A. qualitative C. d...

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Q: A mail-order company business has six telephone lines. Let X denote the number of lines in use at a ...

A: Given that  Probability mass function of X is  x 0 1 2 3 4 5 6 p(x) 0.11 0.15 0.20 0.25 0.19 0....

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A: we have to identify correct term used to show number of observations with values smaller than the up...

Q: Suppose that 39% of all patrons at Goldy's gym spend more than 10 hours a week at the gym. Goldy's g...

A: Given that  n=60 , p=39%=0.39 , q=1-p=1-0.39=0.61 X~Binomial(n=60 , p=0.39) P=Probability Goldy's gy...

Q: Four experts rank the five applicants in an interview as follows. APPLICANTS Experts 1 2 4 5 A 1 2 4...

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Q: Consider the boxplot below. 16 34 45 59 71 10 20 30 40 data 50 60 70 80 a. What quarter has the larg...

A: Given :  Minimum = 16 Q1 = 34 Q2 = 45 Q3 = 59  Maximum = 71

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A: Given that  The histogram 

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A: The probability density function of Hypergeometric distribution is given by  

Q: Question 6: Let A and B be two events such that P(A) = 0.35, P(B) = 0.45, and P(A and B)= 0.1575. Us...

A: We have given that,  A and B are two events with P(A) = 0.35,      P(B)= 0.45 and P(A and B) = 0.157...

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Q: Q.3. Compute the range of the marks of 46 students of statistics and also its co-efficient from the ...

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Q: The life-time in hours of a certain electrical equipment has the normal distribution with mean - 80 ...

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Q: Q. 6. Calculate Karal Pearsons co-efficient of correlation from the following given data. (i) Sum of...

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Q: You may need to use the appropriate technology to answer this question. Consider the experimental re...

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Q: Derive the equation of linear function for the following data b the method of least squares. Y 3 1 2...

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Q: The life-time in hours of a certain electrical equipment has the normal distribution with mean - 80 ...

A: Given that: Mean (m) = 80 standard deviation (s) = 16

Q: Q1. Given the Venn Diagram: Prob. Venn Diagram A 0.3 0.1 B 0.4 Find Pr( Not-A 'AND’ Not-B ). А. О.1 ...

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Q: Explain the importance of recording vital statistics for healthcare policy planning

A: Vital Statistics :The statistics relating to births, deaths, marriages, health, and disease. Vital s...

Q: Q1. With 4 tosses of a coin the possible sequence of outcomes is listed below: (1=Heads, 0= Tails): ...

A: A fair coin contains two outcomes i.e., Heads & Tails. Like, if a fair coin tossed n times, ther...

Q: For the data shown, answer the questions. Round to 2 decimal places. 5.9 2.1 4.4 25.1 4.3 1.5 28.2 5...

A: x x2 5.9 34.81 2.1 4.41 4.4 19.36 25.1 630.01 4.3 18.49 1.5 2.25 28.2 795.24 5.4 29....

Q: Visualizing Statistical Precision Each graph below shows a scatter plot of an outcome (y or w) over...

A: Given:

Q: For items 1 - 5, use the data below that gives the humerus bone length (in cm) and height (in inches...

A: The least square regression line is given by,   ŷ = bx+a Where  b= {n*∑xy-(∑x)*(∑y)}/{(n*∑x2 -(∑x)2}...

Q: Q3. Given the Venn Diagram and its Carroll Diagram: wwm w Prob. Venn Diagram Incomplete Carroll diag...

A: The diagram shows the probability Venn diagram and Carrol diagram.

Q: answer e f g h i

A:

Q: Situation 3: Professor Rojas wanted to find out if his students' vocabulary skills correlate signifi...

A: Given information: As per guidelines we will only answer the first three subparts, please repost oth...

Q: Q. 8. Calculate co-efficient of correlation from the followine results: N= 5 Ex = 80 Ey = 130 E(x-5)...

A:  

Q: A manufacturer of front light for automobiles tests lamps under a high humidity, high temperatu 22 U...

A: Probability = Number of favourable outcome/Total number of outcomes

Q: Assume that a sample is used to estimate a population proportion p. Find the 98% confidence interval...

A: Givensample size(n)=167sample proportion(p^)=0.42confidence interval = 98%

Q: Show that for a random sample of size 2 from N (0, ở²) population, E[Xm] = - o/Vr.

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Q: In a survey, 17 people were asked how much they spent on their child's last birthday gift. The resul...

A: Given that  Sample size=17 Mean=42 Standard deviation=4 Find the 99% confidence interval 

Q: When computing a correlation coefficient, if you have 27 degrees of freedom, your sample size must b...

A: Here we know that degree of freedom of correlation coefficient is (n-2).  

Q: Question 5: One of the symptoms of the flu is an elevated pulse rate. Pulse rates (in beats per minu...

A: One of the symptoms of the flu is an elevated pulse rate. Pulse rates (in beats per minute) for n = ...

Q: What is the correlation between happiness and hours spent on housework?

A: The given output shows the results of a correlation analysis, examining the relationships between ha...

Q: What is z0 if P(Z < z0) = 16.85%? %3D

A: We use standard normal z distribution table to find the required solution. 

Q: Suppose that E and F are two events and that P(E and F) = 0.1 and P(E) = 0.4. What is P(F|E)? P(FJE)...

A: Given,P(E and F)=0.1P(E)=0.4

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A: According to the Chebyshev's theorem, 1-(1/k²) of the observation fall within k standard deviation o...

Q: Four different survey were done to understand the policies of the government. Fifteen persons were c...

A: It is required to test if the probability of "yes" is same for all the four surveys or not.

Q: If X is a Poisson variable such that P(X = 2) = 9P(X= 4) + 90P(X = 6), find the mean and variance of...

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