Consumer Price Index or also most commonly known as CPI is calculated through the equation,
CPI = (price at a certain year / price at base year) x 100
Since, we have chosen 2014 as the base year, the denominator of the fraction will be $86. Calculating the CPI for 2015,
CPI = ($90/$86) x 100
= <em>104.65</em>
Answer:
it is b
Step-by-step explanation:
dam gurll, how many questions u gon' ask
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Matt's steps will be more complicated since Annie is using a program to do the constructions hers would probably be precise and easy.
If earning more money from a college degree occurs, a researcher is interested in finding out. She is aware that the average annual household income in thousands is μ<=80.
The null hypothesis is a claim made about the population parameter in relation to the test's goal and in opposition to the alternative hypothesis.
- The term "null hypothesis" refers to a researcher's attempt to reject or "nullify" a commonly held assumption (such as that the sky is blue). A null hypothesis is "a statistical theory suggesting that no statistical relationship exists between given observed variables," according to a more formal definition.
- It always contains = , ≤ , ≥ signs.
- The results will be examined using a one-tailed hypothesis test.
Hence, μ<=80
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Answer:
e
Step-by-step explanation:
We are attempting to find the circumference of the pool.
The radius is 10 feet.
We need to use the formula:
C =
r²
C = (3.14)(10)(2)
C = (31.4)(2)
C = 62.8
The circumference of the pool is 62.8 feet.
hope this helps :)