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wariber
14 days ago
9

The length and width of a book cover are 22.2cm and 12 cm respectively

Mathematics
1 answer:
zzz [9K]14 days ago
8 0

The dimensions of the book cover are 28.3 centimeters in length and 21 centimeters in width. Calculate the range of values for both the actual length and width of the book cover. Minimum length = (28.3 - 0.05) cm and maximum length = (28.3 + 0.05) cm, thus 28.25 cm ≤ length < 28.35 cm.

Hope this information is helpful!

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Decimal 0.003 is 1/10 of
zzz [9066]
To determine the result of multiplying 0.003 by 10, you will simply multiply as such. A straightforward method is to shift the decimal point one place to the right (it would shift two places for multiplying by 100, and three for 1000, etc.). The same rule applies when dividing; just ensure to move left instead.

Hence, the result is 0.03.

<span>I hope that was helpful!!!</span>
6 0
1 month ago
Ralph has budgeted $175 for entertainment. He uses this money to go out on dates for $35 or to go out with his friends for $15.
AnnZ [9071]
If Ralph allocated $180 rather than the intended $175 for entertainment, he spent $35 for each date and let's denote "x" as the number of dates he attended. He also spent $15 when going out with friends, where "y" represents his outings with friends.

The accurate equation is "B" which is 35x + 15y = 180.
8 0
13 days ago
If NO = 17 and NP = 5x -6, find the value of x. Then find NO and OP.
Zina [9157]
Assuming that NO equals NP, we can set up the equation 17 = 5x - 6. To find x, we add 6 to both sides, resulting in 23 = 5x. I'm not sure if the answer should be in decimal form, but dividing 23 by 5 gives 4.6. Therefore, x equals 4.6. Substituting this back, we find NO = 17 and NP = 17, which I believe is the solution to the problem. Please let me know if this is correct.
7 0
14 days ago
An ANOVA procedure is applied to data obtained from 6 samples where each sample contains 20 observations. The degrees of freedom
PIT_PIT [9101]

Answer:

C. 5 degrees of freedom for the numerator and 114 for the denominator

Step-by-step explanation:

Analysis of variance (ANOVA) is utilized to examine the variations among group means within a sample.

The sum of squares represents the cumulative square of variation, which refers to the deviation of each individual value from the grand mean.

Assuming there are 6 groups and each group contains j=1,\dots,20 individuals, the variation can be calculated using the following formulas:

SS_{total}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x)^2

SS_{between}=SS_{model}=\sum_{j=1}^p n_j (\bar x_{j}-\bar x)^2

SS_{within}=SS_{error}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x_j)^2

This also has the property

SST=SS_{between}+SS_{within}

The numerator's degrees of freedom in this case is given by df_{num}=df_{within}=k-1=6-1=5 where k = 6 represents the number of groups.

The denominator's degrees of freedom in this scenario is indicated by df_{den}=df_{between}=N-K=6*20-6=114.

The total degrees of freedom would be df=N-1=6*20 -1 =119.

Thus, the appropriate answer would be 5 degrees of freedom for the numerator and 119 degrees of freedom for the denominator.

C. 5 numerator and 114 denominator degrees of freedom

8 0
24 days ago
Lizzie has already written 120 words of an essay. She writes 5 words per minute. Write an expression to represent the total numb
Svet_ta [9486]
The mathematical expression will be 5m = 120.
3 0
5 days ago
Read 2 more answers
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