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seraphim [82]
2 years ago
12

According the course handbook at a large university, the length of classes held on Monday (M), Wednesday (W), and Friday (F) hav

e a mean of 50 minutes and standard deviation of 5 minutes. The length of classes held on Tuesdays (T) and Thursdays (R) have a mean of 75 minutes and standard deviation of 7 minutes. The college provost is concerned that professors that teach classes on Tuesdays and Thursdays are dismissing their students too early. To determine if there is credibility about this concern the provost selects a random sample of 30 TR classes and 30 MWF classes and determines the length of each class. Let

Mathematics
1 answer:
taurus [48]2 years ago
7 0
It is C because it also has to require good grammar and English. Especially commas
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On the distant plant, Mathology, a sports area covers 7400 yodels2. How many square deckles would this be if 1 deckle = 75.9 yod
STatiana [176]

Answer:

It would be <u>97.50</u> square deckles.

Step-by-step explanation:

Given:

On the distant plant, Mathology, a sports area covers 7400 yodels².

1 deckle = 75.9 yodels.

Now, to get the square deckles.

As given, 1 deckle = 75.9 yodels.

So, to get the square deckles by using conversion factor:

<em>75.9 yodels = 1 deckle.</em>

7400 yodels² = 7400\div 75.9

                       = 97.50\ deckels ^2.

Therefore, it would be 97.50 square deckles.

8 0
3 years ago
Pure acid is to be added to a 10% acid solution to obtain 72 L of a 20% acid solution.
Crank

Answer:

36

Step-by-step explanation:

because 10 is 1/2 of 20 and 72/2 = 36

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414.12

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3 years ago
Is 1.75 larger than 6.2
Dominik [7]

No 6.2 could be put as 6.20 and 1.75

6 is bigger than 1

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3 years ago
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In scientific notation, 8,599,000,000= 8.599 x 10^x. what is the value of X
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