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lesya [120]
3 years ago
9

A dolphin ia at the surface of the water and then sescends to a depth of 4.5 feet. Then the dolphin swims down another 2.75 feet

. What is the location of the dolphin relative to the surface of the water?
Mathematics
1 answer:
timurjin [86]3 years ago
6 0

Answer:

-7.25

Step-by-step explanation:

because the dolphin is going down, its negative so you add -4.5+-2.75

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Step-by-step explanation:

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PLS HELP I WILL GIVE BRAINIEST If triangle BCD were rotated over the y-axis from point (0, 0), what would be the coordinates of
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A researcher wants to know how professional athletes in her city feel about safety measures. She obtains a list of 952 professio
mojhsa [17]

Answer:

For this case the population represent all the professional athletes in the researcher city and we can assume that the sample size for tis population is N =982 and represent all the individuals of interest for the study and the parameter of interest is the proportion of athletes who believe that the enforcement of safety measures needs to be completely overhauled p.

In order to estimate te parameters of the population the researcher select a sample of 400 professional athletes and just 86 of them returns the questionnaire sent. So then the real sample is the n =86 people who return the info, because the other people are part of the non response rate, and from this sample she found that the proportion of athletes who believe that the enforcement of safety measures needs to be completely overhauled is \hat p=0.76.

Step-by-step explanation:

For this case the population represent all the professional athletes in the researcher city and we can assume that the sample size for tis population is N =982 and represent all the individuals of interest for the study and the parameter of interest is the proportion of athletes who believe that the enforcement of safety measures needs to be completely overhauled p.

In order to estimate te parameters of the population the researcher select a sample of 400 professional athletes and just 86 of them returns the questionnaire sent. So then the real sample is the n =86 people who return the info, because the other people are part of the non response rate, and from this sample she found that the proportion of athletes who believe that the enforcement of safety measures needs to be completely overhauled is \hat p=0.76.

6 0
2 years ago
What is 4 3/4 - 1/3 = in fraction form
pentagon [3]

Answer:

53/12

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
At Grayson's Pancake House there are 86 dirty coffee mugs and 774 clean coffee mugs. What percentage of the coffee mugs at the p
Marina86 [1]

Answer:

10%

Step-by-step explanation:

774+86=860

86/860=d/100

860d=8600

8600÷860=10

Hope this helps

7 0
3 years ago
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