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Irina-Kira [14]
3 years ago
5

The Colossus Ferris wheel debuted at the 1984 New Orleans World’s Fair. The ride is 180 ft tall, and passengers board the ride a

t an initial height of 15 ft above the ground. The height above ground, h, of a passenger on the ride is a periodic function of time, t. The graph displays the height above ground of the last passenger to board over the course of the 15 min ride.
Sine function model: where h is the height of the passenger above the ground measured in feet and t is the time of operation of the ride in minutes.
(Score for Question 1: ___ of 4 points)
1. What is the period of the sine function model? Interpret the period you found in the context of the operation of the Ferris wheel.
Answer:
Mathematics
2 answers:
Reil [10]3 years ago
7 0

Answer:

The Colossus Ferris wheel debuted at the 1984 New Orleans World’s Fair. The ride is 180 ft tall, and passengers board the ride at an initial height of 15 ft above the ground. The height above ground, h, of a passenger on the ride is a periodic function of time, t. The graph displays the height above ground of the last passenger to board over the course of the 15 min ride.

Sine function model: where h is the height of the passenger above the ground measured in feet and t is the time of operation of the ride in minutes.

(Score for Question 1: ___ of 4 points)

1. What is the period of the sine function model? Interpret the period you found in the context of the operation of the Ferris wheel.

Answer:

Mashcka [7]3 years ago
7 0

Answer:

Sine function model: h = -82.5 cos 3π(t) + 97.5 where h is the height of the passenger above the ground measured in feet and t is the time of operation of the ride in minutes.

<h3>hope it's help you </h3><h3>plz mark as brain list ....!!!!!!!!!!!!</h3>

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aleksley [76]
To calculate the number of pounds of meat required to feed diners do the following:<span> for fish fillets divide the number to be served by 3.5.
</span>

Meat to be served = fish fillet
Amount of stock = 86 lb.

How many customers can be served fish? the answer will be d. 301 consumers,

86*3.5=301 

I hope this helps!


6 0
4 years ago
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Margaret [11]

Answer:

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Step-by-step explanation:

substitute them all and this is what you will get

3 0
3 years ago
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A nutritionist wants to determine how much time nationally people spend eating and drinking. Suppose for random sampleof 1044 pe
Evgesh-ka [11]

Answer:

A) D

B) B

C) C

D) B

Step-by-step explanation:

The complete question is:

A nutritionist wants to determine how much time nationally people spend eating and drinking. Suppose for random sampleof 1044 people age 15 or older, the mean amount of time spent eating or drinking per day is 1.44 hours with a standarddeviation of 0.57 hour. (A.) A histogram of time spent eating and drinking each day is skewed right. Use the result to explain why a large samplesize is needed to construct a confidence interval for the mean time spent eating and drinking each day.A. The distribution of the sample mean will never be approx. normalB. The distribution of the sample mean will always be approx. normalC. Since the distribution of time eating and drinking each is normally distributedthe sample must be large so that the distribution of the sample mean will be apprx. NormalD. Since the distribution of time spent eating and drinking each day is not normally distributed (skewed right), the sample must be large so that the distribution of the sample mean will be approx. normal.

(B) In 2010, there were over 200 million people nationally age 15 or older. Explain why this, along with the fact that that the data were obtained using a random sample, satisifies the requirements for constructing a confidence interval.A. The sampe size is greater than 5% of the population.B. The sample size is less than 10% of the populationC. The sample size is greater than 10% of the populationD. The sample size is less than 5% of the population.

(C.) Determine and interpret a 95% confidence interval for themean amount of time Americans age 15 older spend eating and drink each day.A. the nutritionist is 95% confident that the mean amount of time spent eatingand drinking per day is between blank and blank hours.B. the nutritionist is 95% confident that the amount of time spent eating or drinking per day forany individuals is between blank and blank hours.C. There is a 95% probability that the meant amount of time spent eating or drinking per day is between blank and blank hours.D. The requirements for constructing a confidence interval are not satisfied.

(D) Could the interval be used to estimate the mean amount of time a 9 year old spends eating and drinking each day?A. No, the interval is about individual time spent eating or drinking per day and cannot be used to find the mean time spent eating or drinking per day.B. No the intreval is about people age 15 or older. The mean amount of time spent eatinf or drinking per day for 9 year olds may differ.C. Yes, the interval is about individual time spent eating or drinking per dat and can be used to find the mean amount of time a 9 year old spends eating and drinking each day.D. Yes, the interval is about the mean amount of time spent eating or drinking per day for the 9 year olds.E. A confidence interval could not be constructed in part (C)D

A) a large sample size ensures normal distribution

B) a good sample size is around 10% of the population

C) confidence interval is a range of value and defines probability that mean of the population will lie with in the range

D) The data given is for 15 years and older so it can't be used for 9 years and younger

3 0
3 years ago
I don't understand how sine, cosine, and tangent have ANYTHING to do with solving these??
UNO [17]
Sin of an angle=opposite side/hypotenuese
cos of an angle=adjacent side/ hypotenuese
tan of an angle=opposite side / adjacent side
11. sine M=7/25            12. do the same but using the number of this triangle
      cos  M=24/25
      tan  M=7/24

14. They give you the angle 35 degrees. So that will be what you start with. Look at the lengths of the sides given. Where are they located in respect to the angle 35.  20 is the hypoteneuse, and x is opposite of 35. So the equation that uses hypoteneuse and opposite is sin. 
 sin 35=35/x, punch in sin 35 into the calculator. then you would get .57=35/x. The cross multiply .57x=35=61.40.

Now you can repeat for the rest of the problems. I hope this is helpful.
6 0
3 years ago
Factor the expression. 120k^3-80k^2+144k-96
lutik1710 [3]

Answer:

40k^2(3k - 2) +  48(3k - 2)

(40k^2 + 48)(3k - 2)

8(5k^2 + 6)(3k -2)

Step-by-step explanation:

5 0
3 years ago
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