Tuesday
July 22, 2014

Posts by bettie


Total # Posts: 27

Itt-Tech
How much space does the dining are take up for an airship assume the mass of the balloon is 1000kg and dining are for 100 quest

STATISTICS
A local donut shop wishes to test out its donuts against those of the competition which is planning to set up in the community. Each of 50 subjects tastes 2 unidentified donuts and says which they perfer. 31 or 62% of the subjects perfer the local company's donuts to the c...

STATISTICS
The following data represents the monthly natural gas consumption (in hundreds of cubic feet) for a family for a random sample of nine months selected from five years of data. The other variable is Degree-days which is a measure of temperature. Degree-days are the number of de...

STATISTICS
The manager of an accounting office is studying the problem of incorrect account numbers being entered into the computer system and wishes to produce a p chart. A subgroup of 200 account numbers is selected from each day's enteries and checked to determine the number of in...

Statistics
The president of a bank selected a sample of 1500 applications to check if the approval or rejection of an application depends on which one of the two loan officers handles the application. The information obtained from the sample is summarized in the following 2 way table. Ap...

Statistics help
wildlife biologists inspect 165 deer taken by hunters and find 34 or 20.6% of them carry ticks that test positive for Lyme disease. Calculate the 99% margin of error and confidence interval for the proportion of deer that may carry ticks. How many deer are needed to be inspect...

Statistics
Wildlife biologists inspect 165 deer taken by hunters and find 34 or 20.6% of them carry ticks that test positive for Lyme disease. Calculate the 99% margin of error and confidence interval for the proportion of deer that may carry ticks. How many deer are needed to be inspect...

Help with statistics
The design tolerance thickness for an automotive part is 55mm to 65mm. If the process mean thickness is 61mm with a standard deviation of 2.3mm, then what percentage of the sheets will be acceptable?(What percentage will fall within the design tolerence?) Assume that the distr...

Statistics help please
A survey of 23 customers at a shopping centre asked the distance(km) travelled to reach the shopping centre. The data was entered into Minitab to determine the descriptive statistics.a survey of 23 customers at a shopping centre asked the distance(km) travelled to reach the sh...

Statistics help Please
The table below reports birth weight and whether the mother smoked for 189 pregnancies. If Smoking and Birthweight were independent, then we would expect the number of low birth weight babies born to smoking mothers to be: (???/???) * ??? = 23.1 The residual for the correspond...

Statistics Help please
Is Scanner Accuracy the Same for Specials? In a study of store checkout scanning systems, samples of purchases were used to compare the scanned prices to the posted prices. The accompanying table summarizes results for a sample of 819 items. When stores use scanners to check o...

Please help with Statistics
Disregard this question, copied incorrectly I will repost

Please help with Statistics
: Is Scanner Accuracy the Same for Specials? 176 miles on Wednesdays, 181 miles on Thursdays, and 108 miles on Fridays. He wonders if this evidence contradicts his belief in a uniform distribution of miles across the days of the week. Explain why it is not appropriate to test ...

Help with statistics
In a study of store checkout scanning systems, samples of purchases were used to compare the scanned prices to the posted prices. The accompanying table summarizes results for a sample of 819 items. When stores use scanners to check out items, are the error rates the same for ...

statistics
A salesman who is on the road visiting clients thinks that on average he drives the same distance each day of the week. He keeps track of his mileage for several weeks and discovers that he averages 122 miles on Mondays, 203 miles on Tuesdays, 176 miles on Wednesdays, 181 mile...

Math-statistics
During the 2000 season, the home team won 138 of the 240 regular season National Football League games. Is this strong evidence of a home field advantage in professional football? Test an appropriate hypothesis and state your conclusion. Be sure the appropriate assumptions and...

economics
Consider the following news headline....Canadian minister of defence announces $9million purchase of 65 new fighter jets. Assuming that aggregate out put is demand determined and that the f-35 jets are purchased domestically what will be the effect of this action, all other th...

economics
Using the saving and investment identities from the national Income Accounts to answer the following questions. Suppose the following values are from the national income accounts of a country with a closed economy. Y=$900 billion T= $200billion C=$500 billion G=$230 billion. a...

arithmetic
a student says that 30 more seventh graders bought canned drinks than eighth graders.Describe and correct the error made in drawing this conclusion from the graph?

Computer science
A. Given a = 5, b = 1, x = 10, and y = 5, create a program that outputs the result of the formula f = (a b)(x y) using a single printf() function. B. Create a program that uses the same formula above to output the result; this time, however, prompt the user for the values a, b...

programming
How to work this programming problem- Write a program that allows the user to input a total dollar amount for an online shopping order and computers and outputs the shipping cost based on the following schedule Order total Ship within USA Ship to Canada Less than $ 50.00 $6.00...

Algebra1
Factor: 56w^2+17w-3

Algebra
Can someone help me solve this problem: Graph the line containing the given pair of points and find the slope. (5,2),(-4,-5)

math (2)
gloria buys $14,000 and must pay 8% interest. How much will she have alltogether? GRID 245% as a simplified fraction.

MATH (2)
1) GLORIA BUYS $14,000 AND MUST PAY 8% INTEREST. HOW MUCH WILL SHE HAVE ALTOGETHER? 2) GRID 245% AS A SIMPLIFIED FRACTION.

grammer
please explain compound subjects and compound predicates.

literature
i need help with exam 0778700

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