18 - A survey study conducted in a city revealed that 25% of the population do sports. 8 people are chosen randomly. Find the kurtosis measure of people known to do sports. A) 2.9167 B) 3.65 C) 5.71 D) 1.68 E) 2.62

18 - A survey study conducted in a city revealed that 25% of the population do sports. 8 people are chosen randomly. Find the kurtosis measure of people known to do sports. A) 2.9167 B) 3.65 C) 5.71 D) 1.68 E) 2.62

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section: Chapter Questions

Problem 57RE

See similar textbooks

Related questions

Q: (a) Consider the task of approximating e* dr using the Composite Trape- zoidal rule. How large…

Q: An education researcher claims that at most 8% of working college students are employed as teachers…

Q: An article in the Australian Journal of Agricultural rch ["Non-Starch Polysaccharides and Broiler…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: a. Fven face of a die in 3 consecutive single die rolls? b. Sum of 8 in 3 consecutive single die…

Q: An article in the Australian Journal of Agricultural [“Non-Starch Polysaccharides and Broiler…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: A research center claims that 30% of adults in a certain country would travel into space on a…

A: Givensample size(n)=800p^=0.34α=0.01

Q: A survey conducted in a city revealed that 25% of the people do sports. 8 people are randomly…

A: Skewness is a measure of asymmetry or distortion of symmetric distribution. It measures the…

Q: population with o = 24, how large a sample is necessary to have a standard error that is: Equal to…

A: Given that A population with Standard deviation (σ) = 24 Standard error (SE) = 6 We know that…

Q: According to Cohen's conventions, an R2 of 0.19 is considered to be a(n) effect size. erroneous…

A: We have given that, According to Cohen’s convention, an R2 is 0.19.

Q: A standard 6-sided die is a cube, which is one of the five platonic 3-dimensional solids. The…

A: 4. ∑x=19+7+15+20+4+1+8+18+1+3+3+4+14+10+7+1+4+6+8+1 =154

Q: A research poll showed that 1241 out of 1979 randomly polled people in a country favor the death…

A: Technology output of the proportion test:

Q: 2.8 2.9 3 3.1 3.2 h(q) 3578 4414 5446 6718 8288 Estimate h' (3) using the table above. h'(3) -

A: h(x)=c where c is constant Then h'(x) =0

Q: t test To compare two production lots of aspirin tablets, you collect samples from each and analyze…

A: Use the Excel and Calculate the Sample Means and Sample Standard deviation

Q: A research center claims that that 31% of adults in a certain country would travel into space on a…

A: The null and alternative hypotheses are given below.

Q: A gambler is testing an octahedral die in order to determine if it is fair or not. She rolls it 80…

A: Let us first test whether “the data indicate that the die is unbalanced”, using a Chi-square test of…

Q: + An article in the Australian Journal of Agricultural rch [“Non-Starch Polysaccharides and Broiler…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: In 1986, the US Space Shuttle Challenger tragically exploded in flight. This accident was caused by…

A: Given datain 1986 the U.S space shuttle challenger tragically exploded in flight.This accident was…

Q: A standard 6-sided die is a cube, which is one of the five platonic 3-dimensional solids. The…

A: Solution: 1. Let X be outcome. From the given information, the data for X is 19, 7, 15, 20, 4, 1, 8,…

Q: 31 Use Simpson's Rule and all the data in the following table to estimate the value of the integral…

A: Solve using Simpsons method.

Q: Find the probability that a randomly chosen point in the figure lies in the shaded region. (Hint:…

Q: Given n= 35 and o = 13, the margin of error at 2% alpha level is + Blank 1

Q: 31 Use Simpson's Rule and all the data in the following table to estimate the value of the integral…

A: Here we have to use Simpson's Rule and estimate the value of the integral ∫2531ydx=? Given:- x 25…

Q: Engineers working in a factory R&D unit are wanted, which is not noticed among their budgets.…

A: Given: Industry Eng Machine Eng 20 36 34 32 33 35 41 34 45 42 37 45

Q: A research center claims that 30% of adults in a certain country would travel into space on a…

A: One - sample proportion test : To test : H0 : P = P0 against H1 : P ≠ P0 or P < P0…

Q: + An article in the Australian Journal of Agricultural rch [“Non-Starch Polysaccharides and Broiler…

A: Note: Hi there! Thank you for posting the question. As your question has more than 3 parts, we have…

Q: An education researcher claims that at most 7% of working college students are employed as teachers…

A: claim for the above example is at most 7% of working college students are employed as teachers or…

Q: Two machines P and Q are used to produce bags of cement of masses in kilogrammes shown in the table.…

A: There is always some contention about the value of a parameter or the relationship between…

Q: The article “Can We Really Walk Straight?” (Amer. J.of Physical Anthropology, 1992: 19–27) reported…

Q: e have a two-way bivariate o Attributes M Coffee Drinkers

A: From given, a two-way bivariate data table, Number of coffee drinkers(Male) = 60 Total (N) = 115…

Q: (a) Compute a 95% CI for µ (b) Compute a 99% CI for µ. (c) Which of the two intervals has bigger…

A: Xbar=20.1, n=50, variance(sigma^2)=10

Q: At a factory, certain metal components are manufactured on two different machines (A and B). The…

A: 1. C. H1:µA<µB

Q: Will humans swim faster or slower in syrup? Twenty swimmers each swam a specified distance in a…

A: Testing of hypothesis is a rule which, when the sample values have been obtained, leads to a…

Q: A research firm needs to estimate within 3% the proportion of junior executives leaving large…

A: Given Information: Error = 3% Confidence level = 95% Proportion (p) = 0.34 The z score at 95%…

Q: 3. The masses of 5-kg boxes of nails labeled with a mass of 5 kg were checked by finding the masses…

Q: An education researcher claims that at most 7% of working college students are employed as teachers…

A: Claim : At most 7% of working college students are employed as teachers or teaching assistant.…

Q: nd the minimum sample size n needed to estimate u for the given values of c, o, and E. c= 0.90, o =…

A: We have given that, Population standard deviation (σ) = 9.2, margin of error (E) = 2 and confidence…

Q: The table below shows a stem-and-leaf diagr Stems Leaves 6. 56 1334555 8 112235 9. 124 10 1 How many…

A: Here the stem and leaf diagram is given. Let us generate original data from the stem and leaf plot.…

Q: The table below gives the marks obtained by 10 B. Com students in statistics examination. Calculate…

Q: 31 Use Simpson's Rule and all the data in the following table to estimate the value of the integral…

A: Solve by suing Simpsons rule

Q: An experiment to compare the tension bond strength of polymer latex modified mortar (Portland cement…

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

Q: veterans who suffer from PTSD are tested before and after taking an anti-anxiety medication thought…

A: From the given information we want to create report.

Q: An education researcher claims that 60% of college students work year-round. In a random sample of…

Q: A. Examine the gene pool of this population (Column A) and then choose the answer for the following…

A: From the Given Data; n=10 1. Frequency of AA =1/10 =0.1

Q: An education researcher claims that 60% of college students work year-round. In a sample of 200…

A: Null and alternative hypotheses: The investigator is specifically interested to test whether the…

Q: Each car in a random sample of 170 cars sold in 2010 at a large car dealership was classified by…

Q: A research center claims that 30% of adults in a certain country would travel into space on a…

A: From the provided information, The hypotheses can be constructed as: H0: p = 0.30 H1: p ≠ 0.30…

Q: Each AA battery in a sample of 2500 batteries is checked for its voltage. If the voltages are…

Q: 35 e Simpson's Rule and all the data in the following table to estimate the value of the integral…

Q: Soru 31 Ali wants to test an octahedral die to conclude whether it is biased. The results are given…

A: Chi-square test is popularly known as the test of goodness of fit for the reason that it enables us…

Q: An experiment to compare the tension bond strength of polymer latex modified mortar (Portland cement…

A: Given Information : Let , μ1 denotes the true age tension bond strengths for modified mortars and…

Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

18 - A survey study conducted in a city revealed that 25% of the population do sports. 8 people are chosen randomly. Find the kurtosis measure of people known to do sports.

A) 2.9167

B) 3.65

C) 5.71

D) 1.68

E) 2.62

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Point Estimation, Limit Theorems, Approximations, and Bounds$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.

Similar questions

Assume that a die used for gaming is in the shape of a regular octahedron. The faces are numbered 1,2,3,4,..., and 8. When this die is rolled once, what is the probability that the roll produces a an even number result? ________ b a result greater than or equal to 6? _____________
A marketing research group found that 25% of the 200 shoppers, it recently interviewed at a certain shopping center, resided more than 12 miles from the center. Assume that a random sample was taken, construct a 95% C.I. for the actual; percentage of shoppers who live more than 15 miles from that center.
a major cereal manufacturer is awarding prize certificates in its #1 cereal. a random sample of 60 cereal boxes is selected and 5 are found to contain prize certificates. find the 90% C.I for the true proportion of prize certificates.
The iHub features an array of 3D printers for student use. 3D printers use plastic filament spools to print out plastic parts. The iHub purchases 85% of their filament spools from Amazon, and the rest of their filament spools from Flash Forge. It has been determined that 9% of the filament spools from Amazon are defective, while only 3% of the filament spools from Flash Forge are defective. i) The iHub randomly selects one filament spool from its inventory. What is the probability of it being a defective filament spool? (three decimals) ii) If a filament spool at the iHub is randomly selected and determined to be defective, what is the probability that the filament spool was purchased from Amazon? (three decimals)