23- The standard deviation of a population of 200 volumes is 30 cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 5 cm? a) 39 B) 51 C) 31 D) 21 E) 46

23- The standard deviation of a population of 200 volumes is 30 cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 5 cm? a) 39 B) 51 C) 31 D) 21 E) 46

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 1GP

See similar textbooks

Related questions

Q: Find out how many units the sample should consist of so that the standard error of the mean is not…

A: SD of population is given by 70

Q: The standard deviation of a 1500 volume population is 54'cm. In the case of "non-refundable…

Q: WHAT WOULD BE THE EFFECT OF TAKING A LARGE SAMPLE ON THE WIDTH OF THE INTERVAL? a) the width of…

A: Solution Answer is option (b)

Q: lab supply company sells pieces of Douglas fir 4 inches long and 1.5 inches square for force…

Q: Imagine that a population of scores is normally distributed. Two samples are drawn from the…

A: Solution: It is given that a population of scores is normally distributed. The two samples are drawn…

Q: WEIGHTS IN KG OF 10 PREGNANT LADIES, WERE RECORDED IN ANTENATAL CLINIC. THE MEAN WEIGHT WAS 78KG AND…

A: Given: s2=45 Then, the standard deviation iss=s2=45=6.7

Q: 9. The highest of children in a school are normally distributed with a mean of 116 CM and standard…

Q: Suppose you have values on variable equal to , and wish to compute a measure of variation from the…

Q: The monthly income of 5,000 workers at the URC plant are distributed normally. Suppose the mean…

A: Hey, since there are multiple subparts posted, we will answer first three questions. If you want any…

Q: 14) Determine the standardized test statistic, z, to test the claim about the population 14)…

A: The sample size n is 48.

Q: Assume that the values x below, represent data collected for a population. Calculate the summary…

A: For the given data mean =? s.d =? variance =?

Q: A statistics practitioner selected a random sample of 75 observations from a population with a known…

Q: For a population with a mean equal to 250 and a standard deviation equals to 30, calculate the…

A: Given Mean =250 Standard deviations=30

Q: 7) Let's use the the data above for female kestrel length. Here are the data (again), as well as the…

A: Given : Length(cm): 27.3 28.2 25.1 25.6 25.5 29.1 27.0 25.4 25.8 27.3 24.6 26.6 Z-scores: 0.549…

Q: 5o) The diameter of a circle is measured to be 5 inches, with a circumference = 16 inches. What is…

Q: 3) Which of the following is a biased estimator? 3) A) variance B) standard deviation C) mean D)…

A: which of the following is biased estimator

Q: Determine the sample size needed to estimate for the given situation. E = 4, = 35, (1 - ) = .90…

Q: DA simple sample of heights of 6400 English men has a meal of 170cm and a S.D. of 6.4 cm, while a…

A: Note: We'll answer the first question since the exact one was not specified. Please submit a new…

Q: A boat capsized and sank in a lake. Based on an assumption of the mean weight of 144 lb, the boat…

Q: The time taken to complete a puzzle by 40 first graders was recorded below Time (mins) Frequency 5-9…

A: Given information: The time taken to complete a puzzle by n = 40 first graders was recorded below:…

Q: zariance is known as 4. I a) less than grams b) Between 45-55 gra c) more than 48 grams Find the…

A: mean = 50 variance = 4 standard deviation = 2

Q: 3. A study on the length of a certain type of bacteria was conducted. The table below shows the data…

A: The objective is to compute three quartiles for given data .

Q: There are four numbers in a data set. They are 5, 3, 7, and 11. a) What is the ∑∑ x2x2 b) What…

A: Number of samples (n) = 4 X X2 5 25 3 9 7 49 11 121 Total

Q: 3) For population standard deviation = 3 and a population mean = 10, find the z scores for the…

A: Obtain the standard z-score for the random variable x = 11. The standard z-score for the random…

Q: 3.) A population has a mean of 300 and a variance of 80. If we get 160 samples from this population,…

A: Given: Sample size, n=160 Population mean, μ=300Population variance, σ2=80

Q: What provides a measure of the variance caused by random, unsystematic differences? a. the error…

A: What provides a measure of the variance caused by random, unsystematic differences? a. the…

Q: The height of personnel of a security service are normally distributed with a mean of 161cm and a…

A: Given: μ=161σ=8 i) The proportion of the security service have heights between 152cm and 176 cm are…

Q: Given Range of x - 20, Risk of x =25> IQR %3D 15· Find the sample Variance, %3D %3D A) B 400 c) 100…

A: The range rule of thumb says that the range is approximately four times the standard deviation and…

Q: h- Assuming that 800 students in a school have the normal division of height with an arithmetic mean…

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

B) 51

C) 31

D) 21

E) 46

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 with 1 images

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

7- The standard deviation of a population of 7 - 400 volumes is 70cm. Find out how many units the sample should consist of so that the standard error of the mean is not more than 25 cm.a) 32 B) 8 C) 16 D) 26 E) 18
Total plasma volume is important in determining the required plasma component in blood replacement therapy for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that a random sample of 44 male firefighters are tested and that they have a plasma volume sample mean of x = 37.5 ml/kg (milliliters plasma per kilogram body weight). Assume that ? = 7.50 ml/kg for the distribution of blood plasma. a) Find a 99% confidence interval for the population mean blood plasma volume in male firefighters. What is the margin of error? (Round your answers to two decimal places.)lower limit =upper limit =margin of error= b) What conditions are necessary for your calculations? (Select all that apply.)the distribution of volumes is uniform? is unknownthe distribution of volumes is normal? is knownn is large
Total plasma volume is important in determining the required plasma component in blood replacement therapy for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that a random sample of 46 male firefighters are tested and that they have a plasma volume sample mean of x = 37.5 ml/kg (milliliters plasma per kilogram body weight). Assume that ? = 8.00 ml/kg for the distribution of blood plasma. a) Find a 99% confidence interval for the population mean blood plasma volume in male firefighters. What is the margin of error? (Round your answers to two decimal places.)lower limit =upper limit =margin of error = b) What conditions are necessary for your calculations? (Select all that apply.) -n is large -the distribution of volumes is uniform -? is known -the distribution of volumes is normal -? is unknown c) ) Find the sample size necessary for a 99% confidence level with maximal margin of error E = 2.90 for the…
A researcher is studying changes in the student body at her university and has selected a random sample of 163 from the freshman class. The table below compares their characteristics to the student body as a whole. Which differences are significant?
The standard deviation of a 1200 volume population is 90cm. Find out how many units the sample should consist of so that the standard error of the mean is not more than 10 cm. 19 - О а) 17 В) 23 O C) 81 O D) 34 TО) 56
The standard deviation of a population of 10000 volume is 62cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 25 cm? 30 - Оа) 17 O B) 5 O C) 7 O D) 12 O TO) 14
36 - ))The standard deviation of a population of 400 volumes is 70 cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 25 cm?a) 8 B) 18 C) 15 D) 12 E) 3
The standard deviation of a 1500 volume population is 54'cm. In the case of "non-refundable selection", find how many units the sample should consist of so that the standard error of the mean is not more than 12 cm? 32 - O a) 47 O B) 31 O C) 26 O D) 20 O TO) 52
The weights of people in a certain population are normally distributed with a mean of 153 lb and a standard deviation of 24 lb Find the mean and standard error of the mean for this sampling distribution when using random samples of size 9Round the answers to the nearest hundredth. A) 153, 24.00 B) 153, 2.67 C) 153,9.00 D) 153, 8.00
Suppose that a customer is purchasing a car. He conducts an experiment in which he puts 10 gallons of gas in the car and drives it until it runs out of gas. He conducts this experiment 15 Sample mean for Car 2 x= 245 mi / 10 gal (Type an integer or decimal rounded to one decimal place as needed.) times on each car and records the number of miles driven. Full data set Car 1 Median for Car 1 M= mi / 10 gal (Type an integer or decimal rounded to one decimal place as needed.) 245 242 215 244 220 265 291 160 284 251 169 319 257 306 267 Car 2 Median for Car 2 230 242 M=O mi / 10 gal 206 214 236 256 245 255 241 264 (Type an integer or decimal rounded to one decimal place as needed.) 276 252 250 251 257
5
Can someone help me with this please?