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From the given polynomials, identify the polynomials of degree one.
a. 11y2 - 5 - 4y
b. (3x2)1/2 + 12
c. 7 - (12)1/2x
d. 2x + 13x2
e. 5x + 7y + 8
f. (12)1x1
g. x3 + 2x - 10
h. 3x + 4x - 4
Solve the following:
i. 2x = -3x + 9
ii. 3x/5 = -6
iii. y/4 + 2 = 7
iv. 16 = -2x/3
v. Find f(1) for f(x) = 2x3 - 3x2 + x - 21
vi. A function gives the value of C as 2 × (22/7) × r. Find C when r = 7 cm and r = 91 cm.
Use the hypergeometric formula to find this probability. The lottery commission also pays if a contestant matches 4 or 5 of the 6 winning numbers. Hint: Divide the 44 numbers into two groups, winning numbers and nonwinning numbers.
You select a random sample of 16 cities similar to Statesville in demographic and economic characteristics and collect the following data on FOOTAGE (in 10,000 square feet) and RETURN (rate of return as a %). a. Analyze the above output to determi..
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Compare the mean of the sampling distribution of sample means with that of the population.
A polling organization plans to sample 1000 adult Americans to estimate the proportion of Americans who think crime is a serious problem in this country. (a) What is the parameter of interest to the polling organization? (b) What will be the stati..
Choose and calculate the appropriate analysis to compare the anxiety levels of the participants in the CBT treatment to those in the psychodynamic treatment using posttest scores only.Choose and calculate the appropriate analysis to compare the an..
Use descriptive statistics to explain how parental involvement and interests in child's education can impact on educational attainment measured in terms of their numeracy (v24_7), literacy (v28_7) and creativity skills (v25_7 and v26_7)
Use a calculator with mean and standard deviation keys to verify that the sample mean is x = 5.63 pups with the sample standard deviation s = 1.78 pups. (b) Find a 75% confidence interval for the population.
A normal distribution with a mean of 55 and a standard deviation of 6 is evaluated to solve a business problem.
Find the probability of getting a head and rolling a six
Assume we interested in relationship between the age of individual, as measured by visits. Suppose after selecting 15 members the observation:
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