-
I performed a regression where I wanted to explain the quality of a particular red wine using three environmental factors. These factors are: x1- Avg....
$20.00
Statistics
Waiting for answer
-
The course I am in is 'Sampling Methodology in Finite Populations. This is a homework problem. The first part of the problem I understand.
$20.00
Statistics
Answered
-
Assume the SAT Mathematics Level 2 test scores are normally distributed with a mean of 500 and a standard deviation of 100. Show all work.
$12.00
Statistics
Answered
-
Employment data at a large company reveal that 73% of the workers are married, 43% are college graduates, and half of the college graduates are...
$50.00
Statistics
Answered
-
A research concludes that the number of hours of exercise per week for adults is normally distributed with a mean of 4 hours and a standard deviation...
$10.00
Statistics
Answered
-
Weights of respondents were recorded as part of the California Health Interview Survey. The last digits of weights from 50 randomly selected...
$12.00
Statistics
Waiting for answer
-
decide whether the random variable X is discrete or continuous .X represent the volume than from one day. Is random or continuous .
$20.00
Statistics
Answered
-
500 students took a chemistry test. You sampled 100 students to estimate the average score and the standard deviation.
$15.00
Statistics
Answered
-
You choose an alpha level of 0.01 and then analyze your data. What is the probability that you will make a Type I error given that the null
$10.00
Statistics
Waiting for answer
-
(a) STAT Club wanted to estimate the study hours of STAT 200 students. One STAT 200 section was randomly selected and all students from that section...
$50.00
Statistics
Answered
-
We would like to conduct a hypothesis test of H0: = 50 vs. = 50 for the mean of some normally distributed variable X. A random sample of 25...
$15.00
Statistics
Answered
-
UUse the normal distribution of SAT critical reading scores for which the mea. Is 513 and the standard deviation is 108. Assume the variable x is...
$35.00
Statistics
Waiting for answer
-
A police clerk observes that 200 out of 500 motorcycle accidents in recent years led to serious trauma or death and 45 of these involved riders...
$12.00
Statistics
Answered
-
David Morgan, the city manager of Yukon, Oklahoma, must negotiate new contracts with both the firefighters and the police officers.
$35.00
Statistics
Answered
-
MBA 700 HOMEWORK -3 Information Technology Technological Institute (or IT Tech as it is more commonly known) is located in downtown Greensboro, North...
$50.00
Statistics
Answered
-
We select a random sample of ten oranges from trees grown in a large orchard. The standard deviation of weights of these ten oranges is calculated to...
$35.00
Statistics
Waiting for answer
-
The data show chest size and weight of several bears. Find the regression equation, letting the first variable be the independent (x) variable.
$10.00
Statistics
Waiting for answer
-
The scenario described in this problem will apply to the next few questions (16 - 19). A researcher wants to study the average miles run per day for...
$15.00
Statistics
Answered
-
Consider the following sample data: x 29. 11 y 105. 26 Click here for the Excel Data File b. Calculate b1 and b0.
$20.00
Statistics
Answered
-
Use the value of the linear correlation to calculate the coefficient of determination. R= 0.
$50.00
Statistics
Answered
-
A manufacturer claims that the mean lifetime, , of its light bulbs is months. The standard deviation of these lifetimes is months.
$35.00
Statistics
Waiting for answer
-
According to records, the amount of precipitation in a certain city on a November day has a mean of 0.10 inches, with a standard deviation of 0.05...
$10.00
Statistics
Answered
-
Problem 1. A box contains nine tickets labeled with numbers. The number on the tickets are -10, -10, -9, -4, 0, 3, 5, 8, 8.
$20.00
Statistics
Waiting for answer
-
in a test of hypothesis H0. U=50 Ha: U not equal 50. sample of n=100 sample mean=49.4 and sample standard deviation, s=4. Find and interpret the...
$20.00
Statistics
Answered
-
how to solvethis problem The equation y=350-2.5x is used to predict quarterly demand where x = 0 in the second quarter of last year. Quarterly...
$50.00
Statistics
Answered
-
a large chain of movie theaters wants to estimate the average number of unoccupied seats per show.
$35.00
Statistics
Answered
-
Please answer the following. if one could show work. I'd very much apperciate it. (30 pts) A survey of 80 college students was taken to determine the...
$50.00
Statistics
Answered
-
1. An investigator is interested in whether individuals that fit the Type A Behavior Pattern (highly competitive and time conscious) will have
$15.00
Statistics
Waiting for answer
-
Watch the Case Study 10 B2E ethical scenario Rock amp; Roll Blues . Put yourself in the situation, and then answer the following questions. 1. What
$20.00
Statistics
Answered
-
Use r=2.869100 m and /k 10.22 k for He to calculate and plot the Lennard Jones potential. Set one molecule at a fixed (pinned) position on the...
$50.00
Statistics
Answered
-
The mean height of women in a country (ages 2029)is 63.8 inches. A random sample of 70 women in this age group is selected.
$50.00
Statistics
Answered
-
Consider a group of 1,000 newborn infants. 100 infants were born with serious birth defects and 20 of these 100 died during the first year of life.
$15.00
Statistics
Waiting for answer
-
Two normal distributions are observed. The first distribution has a mean of 12 and a standard deviation of 2. The second distribution has a mean of 0...
$10.00
Statistics
Waiting for answer
-
The mean value of land and buildings per acre from a sample of farms is $ 1300 , with a standard deviation of $ 200 . The data set has a bell-shaped...
$35.00
Statistics
Answered
-
Study Time (in hours) Frequency Relative Frequency 0.0 - 5.0 40 ??? 5.1 - 10.0 100 ??? 10.1 - 15.0 ???? ???? 15.1 - 20.0 120 ???? 20.1 - 25.0 ??? ????...
$10.00
Statistics
Waiting for answer
-
A STAT 200 instructor believes that the average quiz score is a good predictor of final exam score.
$12.00
Statistics
Waiting for answer
-
I need to find out what analysis test such as anova or correlation I need to perform to test this null hypothesis H01 There will be no significant
$10.00
Statistics
Waiting for answer
-
A firm engaged in manufacturing undergarments for gents employs 100 male and 144 female workers.
$15.00
Statistics
Answered
-
In a study designed to test the effectiveness of garlic for lowering cholesterol, 49 adults were treated with garlic tablets. Cholesterol levels were...
$10.00
Statistics
Waiting for answer
-
Express the confidence interval ( 0 . 0 6 2 , 0 . 1 4 0 ) in the form of E p E lt; p lt; p + E .
$50.00
Statistics
Answered
-
A market research analyst must estimate the average market share for a new product in the northeast region of the U.
$10.00
Statistics
Answered
-
UMUC Stat Club is sending a delegate of 2 members to attend the 2018 Joint Statistical Meeting in Vancouver. There are 10 qualified candidates. How
$50.00
Statistics
Answered
-
A frequency distribution is shown below. Complete parts (a) and (b).
$10.00
Statistics
Answered
-
(a) Make an Excel graph of the data on U. online advertising spending. (b) Discuss the underlying causes that might explain the trend or pattern.
$10.00
Statistics
Waiting for answer
-
A radio ad for a major national corporation makes this claim: 90% of our clients rate our services 'excellent'.
$35.00
Statistics
Waiting for answer
-
A pharmaceutical company conducted studies on a new medication for sleep apnea. The first study randomly chose 500 participants.
$12.00
Statistics
Answered
-
There are 1000 juniors in a college. Among the 1000 juniors, 400 students are taking STAT200, and 700 students are taking PSYC300. There are 200...
$12.00
Statistics
Answered
-
if you are giving two 95% confidence intervals and they overlap, can one assume that u1=u2
$15.00
Statistics
Answered
-
a mandatory competency test for high school sophmores has a normal distribution with a mean of 400 and a standard deviation of 100. The top 3% of...
$10.00
Statistics
Answered
-
The number of credits being taken by a sample of 13 full-time college students are listed below. Find the mean, median, and mode of the data, if...
$12.00
Statistics
Answered
