1,029 Answered Questions for the topic Statistics Question

Statistics Question

02/18/16

Statistical Forcasting
If I get one response from 374 mailers in 10 days, how many mailers do I need to get one response in 6 days?
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Statistics Question

02/17/16

According to the UCR, 44% of robberies take place on a street or highway.
4. According to the UCR, 44% of robberies take place on a street or highway. By hand, calculate the complete binomial probability distribution for a sample of 4 robberies and answer the following... more
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Statistics Question

02/15/16

What does A denote?
If A denotes some? event, what does Upper A overbarA ?denote? If ?P(A)equals=0.9930.993?, what is the value of ?P(Upper A overbarA?)? If ?P(A)equals=0.9930.993?, is Upper A overbarA ?unusual?
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Statistics Question Statistic

02/15/16

A report based on the Current Population Survey.....
A report based on the Current Population Survey estimates the 1991 median weekly family wage and salary earnings as $664. An approximate 95% confidence interval for the 1991 median weekly earnings... more
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Statistics Question

02/13/16

a pharmaceutical company receives large shipments of aspirin tablets. The acceptance sampling plan is to randomly select and test 13 tablets, then accept the wh
 a pharmaceutical company receives large shipments of aspirin tablets. The acceptance sampling plan is to randomly select and test 13 tablets, then accept the whole batch is there is only one or... more
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Statistics Question

02/08/16

I have no idea how to do stat and have a wooksheet to complete. this is one question
suppose that the systolic blood pressure in a healthy population is normally distributed with µ = 125 and σ2 = 64 mm Hg . What area of the curve is above 125? What area of the curve is below 130?... more
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Statistics Question

02/06/16

Calculate SS, variance, and standard deviation for the sample of n = 4 scores: 7, 4, 2, 1 (The computational formula works well with these scores)
Calculate SS, variance, and standard deviation for the sample of n = 4 scores: 7, 4, 2, 1. (The computational formula works well with these scores)
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02/05/16

Probability and Statistics Help!
The Las Vegas odds on the Denver Broncos winning the 1998 Super Bowl were 5 to 2. If a gambler had bet $46 on the Broncos, how much would the gambler have won in addition to having the wager... more
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Statistics Question

02/04/16

there are 660 women in a village and the sum of their hieights are 3,511.2 feet. what is their average height?
there are 660 women in a village and the sum of their hieights are 3,511.2 feet. what is their average height?
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Statistics Question

02/03/16

statictics
an inspector must select three tests to perform in a certain order on a manufactured part.He has a choice of 9 tests.How many ways can he perform 3 differnt tests?
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Statistics Question Math Psychology Probability

02/02/16

Probability and Statistics Question
The incidence of an illness is estimated to be 8%. In a population of 2000, what would be the number of people who would contract this specific illness?
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02/02/16

Probability and Statistics Question
There are 45 green and 55 red Christmas ornaments in a box that you cannot see into. Imagine that you have to choose an ornament and then place it back into the box.a) What is the probability of... more
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Statistics Question

02/01/16

I need Major help fast
At a local college, 183 of the male students are smokers and 427 are non-smokers. Of the female students,252 are smokers and 348 are non-smokers. A male student and a female student from the... more
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Statistics Question

01/30/16

What does this? "Top 10" list tell us about the population of all of that? country's college? tuitions?
$53,733 $54,459 $53,849 $53,245 $52,065 $52,065 $53,834 $51,309 $52,056 $51,920   The mean of the data set is?  what is the mode? what is the midrange?
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Statistics Question

01/26/16

please help me with it
A Gallup Poll asked 1,002 randomly chosen adults to rate the ‘honesty and ethical standards’ of 21 occupations. Nurses were at the top, with 82% of the poll respondents rating them ‘very high’ or... more
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Statistics Question Standard Deviation Distribution

01/24/16

HELPPPPPPPPP PLEASE!!!!!!! Seriously need help on this!!!
A company’s manufacturing process uses 500 gallons of water at a time, a scrubbing machine then removes most of the chemical pollutant before pumping the water into a lake. Legally the treated... more
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Statistics Question

01/24/16

Response Time
Police response time to an emergency call is the difference between the time the call is first received by the dispatcher and the time a patrol car radios that it has arrived at the scene. Over a... more
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Statistics Question

01/23/16

STATS question
The access code for a car's security system consists of six digits. The first digit cannot be 5 and the last digit must be odd. how many different codes are available?
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Statistics Question

01/22/16

Stuck on this certain Q:
A group of investigators decided to test the hypothesis that use of postmenopausal hormone replacement therapy increases the risk of breast cancer. They identified 200 women with newly diagnosed... more
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Statistics Question

01/22/16

how many 2 letter words can be formed using the english alphabet if the 2 letters are not the same?(they don't have to be actual words)
Please explain how to get the answer
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Statistics Question Stats Population

01/19/16

. Construct a population data set for which 5, and 2.
Construct a population data set for which N=6, populationman=5, and σ=2.
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Statistics Question

01/15/16

What is the population? What is the sample from which the information is actually obtained?
Pregnant and breastfeeding women should eat at least 12 ounces of fish and seafood per week to ensure their babies optimal brain development, according to a coalition of top scientist from private... more
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Statistics Question

01/14/16

is this a population
All rookie players in the NBA during 2012-13 and 2013-14 season
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Statistics Question

01/12/16

STAT Help!
1)   A 3 x 5 table is considered to test the association of two variables having 3 and 5 categories respectively. A Chi-square test statistic with value 19.0 was obtained. What is the degrees of... more
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Statistics Question

01/12/16

A box contains 3 red, 1 white, and 6 green balls. If a ball is selected at random, find the following probabilities
Probability
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