Ramon's Rock Collection Name Type What's the error? Use the chart. Basalt Igneous Nikki wrote the following sentence: Metamorphic rocks make up 2.0 of Ramon's ock Collection." Describe her error and write the correct answer as a decimal and a fraction. Rhyolite Igneous Granite Igneous Peridotite Igneous Scoria Igneous Shale Sedimentary Limestone Sedimentary Sandstone Sedimentary Mica Metamorphic Slate Metamorphi

Q: I see how you derived at 23.5 but not sure how you got to the final answer of 73.83?

A: The surface area of the composite figure is,

Q: Where do you get 0.9049 or it should be 0.4049 according to z table?

A: Given that, μ=43 yearsσ=5yearsn=30 The probability that the average age of the group is greater than…

Q: Why did you say p = 1-0.75 rather than p =0.75?

A: Given that, according to a survey taken by an agency in a rural area, it has been observed that 75%…

Q: 5.75(+/- 0.03) + 0.833 (+/- 0.002) - 8.021 (+/- 0.001) = ? Select one: a. -1.438 (+/- 0.027) b.…

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Q: Which estimate is closest to the actual value of (2.99548 x 1.8342) ?

A: We have to find the estimate which is closest to the actual value of  2.99548 × 1.8342  The first…

Q: PART B (3.21x1043.21×104 )(0.2506) Express your answer in appropriate significant figures.…

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Q: :. Usain Bolt, the fastest recorded human, has been clocked at 12.43 meters per performs the…

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Q: Suppose that P(E)=0.76, P(F)= 0.45, and P(E and F) = 0.32. What is P(E or F)? P(E or F) (Simplify…

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Q: What is the frequency of the note 6 ​half-steps below middle A​ (which has a frequency of 437 ​cps)?…

A: The basic formula for the frequencies of the notes of the equal tempered scale is given by Fn =f0…

Q: What is the average of  2.0, 32.0, 44.0, 14.5, 7.5 ?

A: For a set of n observations, x1, x2, ... , xn, mean or average is given by, This is measure of…

Q: Cynthia and her father planted a tree in their front yard 8 years ago. The tree was 2 meters in…

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Q: If P(A) = 0.5 and P(B) = 0.80, then P(A or B) must be 0.95.   TRUE or FALSE

A: From the provided information, P (A) = 0.5 and P (B) = 0.80

Q: how did you find the mean? why is it 72.5

A: Given data :  The observation in increasing order is 30, 40, 50, 50,50, 55, 55, 55, 60, 65, 70, 70,…

Q: Carol bought sunscreen with a spf 30 label. The label claims it block about 97% of the sun's uv…

A: Carol bought sunscreen = spf 30 Now label claims :  It blocks 97% uv rays We have to calculate claim…

Q: I am confused still. I understand how the 2.33 was obtained but why is the percentage used 0.99

A: Let X denote the lengths of pregnancies in a small rural village are normally distributed with a…

Q: where did 0.358 came?

A: We have to show from where 0.358 came

Q: supposed to find the geometric mean of 14 and 6. I got 9.165..., but my teacher said it should be…

A: The given question is taken from the sequence and series in which we have to find the geometric mean…

Q: What is one quarter of 172?

A: One quater means  (1/4) of the total value.

Q: No it's not for a grade.

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Q: how did you get 0.0932?

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Q: Find the sound level of a whisper with a sound intensity of 5.2x10-10 72.16 27.16 0.2716 27.32

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Q: One source says that the average distance from Mars to the sun is 141.6 million miles. Another…

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Q: In Major League Baseball, the coefficient of determination(r2) of a player salary and total number…

A: Given: . Coeffient of determination,r2=0.28

Q: Round your answer to the nearest tenth. 9.2 16.5

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Q: where did you get  0.0649 from? on the problem

A: To find the 90% confidence interval for the difference in proportions between responses generated by…

Q: When i run the calculation to find the test statistic value (t), I do not get the same t-value…

A: Concept: one sample t test is used

Q: Suppose P(A) = 0.76, P(B) = 0.12 and P(A or B) = 0.54. Determine P(A and B).

A: The information provided in the question are as follows :- P(A) = 0.76 P(B) = 0.12 And P(A or B) =…

Q: Explain the difference between 1. ̅ 3 and 1.3.

A: The given number is, 1.3 When a bar is put above a digit then it represents the recurring of the…

Q: 24.28*(Tf-19.8)=33.75*(Tf-49.1)   what is Tf?

A: Given expression is: 24.28x(Tf-19.8)=33.75x(Tf-49.1)

Q: just math but what is 1 3/4 x 1 1/2 in a mixed faction? sorry for wasting your time

A: Here we have to calculate:

Q: c4x S Sa dydx. Evaluate

A: double integrals

Q: Earthquakes On January 23, 2001, an earthquakeregistering 7.9 hit western India, killing more…

A: The intensity I1 and I2 with magnitudes M1 and M2 respectively can be compared using the formula…

Q: what is the mean of 2.3, 4.6, 5.7, 11.8. Also should it be rounded? my solution 10.3  /2= 5.15

A: Answer:- Given data,  2.3, 4.6, 5.7, 11.8  Using formula,  Mean = Sum of the terms/Number of terms

Q: Where did the 1600 come from in 97% of 1600=1552?

A: From the obtained results, considered number of devices (n) is 10000.

Q: According to a survey released in a press 4985 people were surveyed:- 2975 people said that they…

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Q: Ten percent of students at ACM are nursing students. Forty percent of students at ACM are…

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Q: 7. Give two reasonable estimates (within an error of 10) for 1270 ÷3.

A: The given expression is: 1270÷3 Since, 1270 is not divisible by 3. Thus using reasonable estimates.

Q: What is closest to 9.2

A:

Q: The answer you came up with is the same answer I came up with, but I got it wrong. The correct…

A: p-value = 0.976442045 earlier calculated using TI-84 calculator.

Q: How do we calculate p?

A: Introduction: P-value: The P-value is the probability of obtaining a test statistic value as extreme…

Q: Tyler

A: We can't find who walked farther because we need area or perimeter of the lake around which tyler…