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quester [9]
3 years ago
5

sophia puts 250$ in the bank with a 2.5 annual intrest rate compunded annually if Sophia does not touch her money how much money

will she have after 4years?
Mathematics
1 answer:
Sav [38]3 years ago
7 0
5x is the answer for your problem
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Find each percentage of 60.<br> 3% of 60
Virty [35]

Answer:

1.8

Step-by-step explanation:

We want  3% of 60 = 0.03 * 60 = 1.8

4 0
3 years ago
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8.4 x 5.2 show your work
LuckyWell [14K]

Answer:

43.68

Step-by-step explanation:

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2 years ago
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A randomized controlled study was designed to test whether regular drinking of cranberry juice can prevent the recurrence of uri
Kamila [148]

Answer:

1. The chi-squared statistic = 10.36

The degrees of freedom = 17

The p-value for the test = 0.89

2. The range of the p-value from the Chi squared table = 0.75 < p-value < 0.90

Step-by-step explanation:

1. The Chi squared test is given as follows;

\chi ^{2} = \sum \dfrac{\left (Observed - Expected  \right )^{2}}{Expected  }

Therefore,

                              UTI   No UTI    %     Total

Cranberry juice       8           42      84     50

Lactobacillus          19          30       61     49

Control                    18          30      60    50

The chi-squared statistic is given as follows;

\chi ^{2} = \dfrac{\left (8- 18\right )^{2}}{18} +  \dfrac{\left (42 - 30\right )^{2}}{30} = 10.36

The chi-squared statistic = 10.36

The degrees of freedom, df = 18 - 1 = 17 since the all of the expected count have a minimum value of 18

With the aid of the calculator we find the p value as p as follows;

p = 0.9 - \dfrac{10.36 - 10.085}{12.972 - 10.085} \times (0.9 - 0.75)

The p-value for the test = 0.89  

2. The range of the p-value from the Chi squared table is given as follows;

0.75 < p-value < 0.90.

5 0
3 years ago
8. Ally bikes 4 5/8miles in 3/8 of an hour.<br> What is the unit rate at which Ally is biking?
Katena32 [7]

Answer:12.33

Step-by-step explanation:

5 0
3 years ago
To find the difference of 7- 3 5/12 how do yu rename the 7
Alchen [17]
Since we need them to be fractions, 7 could be 7/1. but now we need a common denominator, so lets find one!

7*12 = 84
1*12 = 12

Answer: 84/12


6 0
3 years ago
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