1.How many respondents should be chosen from Luzon? A. 125 B. 150 C. 175 D. 200 2. What type of sampling technique is used in the situation above? A. Cluster B. Random C. Stratified D. Systematic

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A:   Given: Hypothesis testing favors sample scores that differ from the mean score by chance alone. ...

Q: 3. The sodium content (in grams) of 16 randomly selected breakfast cereals are given below. 125 220 ...

A: Given,sample size(n)=16degrees of freedom(df)=n-1df=16-1=15α=1-0.90=0.1α2=0.05t0.05(15)=1.753     (f...

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A: d)  

Q: : Find if there is any significant correlation bet- ween the heights and weight given below : Height...

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Q: local five-star restaurant asks its patrons to fill out a quick satisfaction survey (is the patron s...

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A: Given: λ=10.6

Q: Minimum wage, Part I. Do a majority of US adults believe raising the minimum wage will help the econ...

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Q: State the following (a) Weak Law of Large numbers (b) Bernoulli's Law of Large numbers.

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Q: 50 70 90 110 100 80 60 (b) What is the probability the random variable will assume a value between 5...

A: Here is given that mean is 80 and standard deviation is 10. We will fund z-standard normal distribut...

Q: 4 7 14 17 18 O Part (a) Which quarter has the smallest spread of data? O 4-7 O7-14 O 14-17 O 17-18 W...

A: We have given that the box and whisker plot. The box plot shows the five number summary of the data ...

Q: (b) From the distribution you found in part (a), what can you say about the distribution of X? The ...

A: Given: X 0 1 2 3 4 5 6 7 P(X=x) 0.2791 0.3907 0.2344 0.0781 0.0156 0.0019 0.0001 0.00000357

Q: Prior to the last election a sample of 500 of the State's voters showed that 300 intended to vote fo...

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Q: Calculate mean deviation from median from the following data : Marks less than No. of Students 80 70...

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Q: In a certain city, the average 20- to 29-year old man is 69.8 inches tall, with a standard deviation...

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Q: A 98% confidence intervals for the proportion of first-year statistics students with brown hair is g...

A: Solution-: We have 98% C.I. (0.28,0.42) We find, (d) The standard error of estimate=? (e) What is sa...

Q: The main cost of a 5 pound bag of shrimp is $46 with a variance of 49 if a sample of 48 bags of shri...

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Q: What is/are the most appropriate sample proportion/s (p) and population proportion/s (P), respective...

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Q: Find out the median of the following items : 10, 8,.5, 13, 4, 9, 7

A: We know that  Median = middle value of the data set     

Q: A university has two criteria used to set admission standards for freshman to be admitted to a colle...

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Q: true or false   1. In probability, the number of possible outcomes is denoted by n(Sample Space). ...

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Q: section 6.2, stats (help with TI-84 calculator is possible) The gas mileages​ (in miles per​ gallon...

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A: Relative Frequency : The relative frequency is the frequency proportion of the number of occurrences...

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A: Given, It is known through Operation Laban Altapresyon that 15% of adults from the Province of Reale...

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Q: college performs a survey of 424 randomly chosen graduates to estimate the proportion of alumni who ...

A: We have given that  Sample size n =424 Favorable cases x =361 Sample proportion p^=x/n  =361/424 =0....

Q: In a class of 50 students, 10 have failed and their average of marks is 2 5. The total narks secured...

A: Given: total 50 students 10 failed students average of failed students is 2.5 total marks 281

Q: Paasche's price index number for 2005 is : (A) 132.90 (B) 143.90 (C) 153.90 (D) 163.9O.

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Q: Laspeyre's quantity index number for 2005 is : (A) 106.02 (B) 102.82 (C) 112.82 (D) 122.82.

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Q: GRC students who took a Proficiency Exam had a u=84 and a=6 Find X such that 5% of the mean Exam sco...

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Q: You intend to estimate a population mean with a confidence interval. You believe the population to h...

A: Given that we intend to estimate a population mean with a confidence interval. And the population ha...

Q: (f) Op(1)Op(1) = Op(1)

A: f. Consider, Un=Op(1)   and Xn=op(1)Then UnXn=Op(1)  Since Op(1) is equivalent to convergence in pro...

Q: Minimum wage, Part I. Do a majority of US adults believe raising the minimum wage will help the econ...

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Q: A particular cookie company has a double-feature box of cookies. These boxes come with two types of ...

A: We have given that  Sample size n =72 Population proportion p=0.22

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Q: Find out the coefficient of mean deviation in the following series : Age in year : 0-10 10–20 20-30 ...

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Q: What would be the differences in approach between qualitative and quantitative

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Q: Calculate mean deviation from median from the following data : Marks less than No. of Students 80 70...

A: Given: Marks No of students 80 100 70 90 60 80 50 60 40 32 30 20 20 13 10 5

Q: Please solve part c After 8:00pm on any Thursday, the amount of time a person spends waiting in lin...

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Q: Express the confidence interval 0.111 <p<0.777 in the form p ±E. p+E=

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Q: What is the CIV of each of the customers? Amber Jung Joe Ashley Lauren Maria Jose Customer Amber Ash...

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Q: Please solve part a & d A certain airline has 168 seats available for a flight from YYC (Calgary Int...

A: Given that  The number of seats in flight=168 The number of passengers booker the flight (n)=178 Pro...

Q: Alex’s times for running a mile are Normally distributed with a mean time of 5.28 minutes and a stan...

A: Let n1 be the sample size of alex  n2 be the sample size of chris Given  n1=10, n2=15 , standard dev...