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Harlamova29_29 [7]
3 years ago
7

What is the value of 1/2 x power of 3 + 5.3y, when x = 2 and y = 3? (1 point)

Mathematics
2 answers:
vichka [17]3 years ago
8 0

Answer:

19.9 thank you next

Step-by-step explanation:

sleet_krkn [62]3 years ago
6 0
1/2 (2) + 3 + 5.3 (3)
1 + 3 + 15.9
19.9
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2 years ago
A financial analyst wanted to estimate the mean annual return on mutual funds. A random sample of funds' returns shows an averag
Feliz [49]

A financial analyst wanted to estimate the mean annual return on mutual funds. A random sample of 60 funds' returns shows an average rate of 12%. If the population standard deviation is assumed to be 4%, the 95% confidence interval estimate for the annual return on all mutual funds is

A. 0.037773 to 0.202227

B. 3.7773% to 20.2227%

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D. 51.7773% to 68.2227%

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Step-by-step explanation:

Given;

Mean x= 12%

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Z' = t(0.025)= 1.96

Confidence interval = x +/- Z'(r/√n)

= 12% +/- 1.96(4%/√60)

= 12% +/- 0.01214%

Confidence interval= (10.988% to 13.012%)

3 0
2 years ago
A professional baseball team won 84 games this season. The team won 14 more games than it lost. There were no ties. How many gam
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14+x=84

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5 0
2 years ago
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Answer:

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Step-by-step explanation:

I hope this helps!!!!!

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