# The relative frequency for a class is computed as: A. class width divided by class interval. B. class midpoint divided by the class frequency. C. class frequency divided by the interval. D. class frequency divided by the total frequency>

29,629 results, page 80

1. ### French2English Song 2

hi SraJMcGin, My teacher has given us another French song to translate and I was hoping you'd be able to look over my English notes. Its another song by Corneille called "Avec Classe" and if your in a hurry, I've astericked (*) the phrases I am not too sure about. Excuse-moi, ...
2. ### Music

I play Baritone Saxaphone . I need to learn A , E, and B Major scales for class. That is the concert key what would the notes be in my key!!. Please Help Thanks.! Emily Is it possible for you to get another Barition Sax player to record these on a CD so you can play along at ...
3. ### English

1.At what time should Jill and Amy's parents pick ___ up after the party? 2.As we approached the house, one of the dogs began to wag ___ tail. 3.Both of the horses jumped over the low fence between ___ coral and the field. 4.If you want to have a dog, you will have to learn to...
4. ### Statistics

The playing time X of classical CDs has the normal distribution with mean 54 and standard deviation 5; the N(54, 5) distribution. What is the relative frequency of classical CDs with playing time X between 49 and 69 minutes?
5. ### Biology

How do you explain the relationships between allele position and crossover frequency?
6. ### Physics

The energy of a photon is directly proportional to its..... I think it may be frequency. Is that correct?
7. ### Physical Science

If we double the frequency of a vibrating object what happens to its period?
8. ### stats

find standard deviation for this problem daily precip- frequency-31,1,0,2,0,1 0.oo-0.49 0.50-0.99 1.00-1.49 1.50-1.99 2.00-2.29 2.50-2.99
9. ### Physics

What is the speed of an electromagnetic wave that has a frequency of 7.8 x 10^6 Hz? How would I solve this problem?
10. ### Organic Chemistry

Which of the following would have the lowest stretching frequency A. C=C B. C-O C. C=O D. N=O E. C-H
11. ### Calculus

How do I find the frequency of this oscilliating spring. A= 10cm displacement t= 1s h(t)= Acos2ðft
12. ### science

how does one determine the relationship between period and frequency of a vibration
13. ### physics

What is the wavelength of the higher frequency limit (18 megahertz) in dry air at 0 C?
14. ### chemistry

A radio wave has a frequency of 3.6 * 10 10 Hz. What is the energy of one photon of this radiation? thank you.
15. ### Statistics

Construct a frequency distribution for 100 employees using intervals of 0-4, 4-8, 8-12, 12-16, 16-20.
16. ### math

Grade Frequency A 2 B 8 C 11 D 2 F 1 how would this graph change if there were twice as many grades?
17. ### Electrical Engineering

At what frequency is a 0.0001 uF capacitor operating if its reactance is 45 k ohm?

What is the term for radiation beneath the frequency we can see?
19. ### science

true or false: The frequency of a water wave gives us its height.
20. ### statistics

what is the mean for the population of scrores shown in the frequency distribution table? X f 5 1 4 2 3 3 2 4 1 2
21. ### chemistry

What is the wavelength of radiation that has a frequency of 6.912 × 10^14 s−1? and does the s-1 make a difference? Thank you!

23. ### PHYSICS !!!!!!!!!!!!!!!!!!!!!!!!!!!!

a wave has a frequency of 2 Hz. find its period ? please show work.....
24. ### science

Find the frequency and wavelength of a 50-MeV gamma-ray photon.
25. ### chemistry-wavelengths

what is the wavelength in nm of radiation having a frequency of 2.45x10^9Hz
26. ### Physics

What is the wavelength of radio waves of frequency 1400 kHz? (a) 42.9 (b) 214 (c) 42.9 (d) 3*10^8

What are the small-amplitude period and frequency of a 10.0 m long pendulum?
28. ### Physics

How do you calculate the phase constant in degrees given amplitude and frequency?
29. ### physics

what is the speed of a sound wave if its frequency s 160 hertz and its wavelength is 2.2m?
30. ### physics

what is the wavelength of an X- ray photon with energy 10 keV?(10,000eV)? what is the frequency?
31. ### Physical Science

What is the speed of a photon of red light, if its frequency is 4.3 x 1014 Hz?
32. ### Physical Science

What is the frequency of a photon of blue light, if it has a wavelength of 440 nm?
33. ### Physical Science

What is the frequency of a photon of blue light, if it has a wavelength of 440 nm?
34. ### Chemistry

What is the frequency of the photons emitted by hydrogen atoms when they undergo transition from n=5 to n=3?
35. ### physics

how the frequency of sound produced will change in an aluminium string of 15 cm length
36. ### Intro Physics

An EM wave has a wavelength of 620 nm. What is its frequency? How would we classify it?
37. ### Phys

What is the speed of a wave whose frequency is 9.00Hz and wavelength is 0.654 m?
38. ### Physics

What is the speed of a wave whose frequency is 9.00Hz and wavelength is 0.654m?
39. ### Physics

A potter's wheel rotates with an angular frequency of 1.54 rad/s. What is its period?
40. ### physics

what frequency of sound travels in air @20 degree C has a wavelength equal to 1.7m?
41. ### Chemistry

A radio wave has a frequency of 3.6 x 10^10 Hz. What is the energy (in J) of one photon of this radiation?
42. ### physics

What is the wavelength of an earthquake that shakes you with a frequency of 10.0 Hz and gets to another city 84.0 km away in 12.0 s?
43. ### physics please need help

If the period of an AC sine wave is 180 ms, the frequency is
44. ### physics

What is the wavelength (m)of an earthquake that shakes you with a frequency of 11.5 Hz and gets to another city 85.0 km away in 12.0 s?
45. ### chemistry

What is (delta E) for the traansition of an electron from n=9 to n=4 in a Bohr hydrogen atom? What is the frequency? Thank you!
46. ### science

Whar are two longest wavelength in frequency 1kghz and 200kghz
47. ### PHYSICS

A bicycle tire is 68 cm in diameter. what frequency does it have if it travels at 8m/ sec?
48. ### Chemistry

If you have light that has a frequency of 2.88 x 10 to -9 power Hz, what is the wavelength? I don't know how to do this and what formula to use.
49. ### maths

The most appropriate measure for the open ended frequency distribution is-----
50. ### Chemistry

What is the frequency of the photons emitted by hydrogen atoms when they undergo transition from n=4 to n=3?
51. ### C s s oberkom

Find the frequency and period of a spring that makses 60 revolutions in a 10 second
52. ### Physics

Find, to 3 decimal place, the frequency of the hour hand of a clock
53. ### Physics

Does the speed of sound in air depend on the frequency of the wave? V=[(gamma.RT)/M]^(1/2)
54. ### Science

Explain the relationship between visible light spectra and frequency.
55. ### Statistics

What is a diagram that shows the frequency of data on a number line. I honestly don't know.
56. ### Science

Draw a transverse wave with a frequency of 5 wavelengths per second.
57. ### MATH

Katie must take five exams in a math class. Her scores on the first four exams were 68, 66, 82, and 80. Answer the following questions: The maximum score on an exam is 100 points. If it is not possible for Katie to achieve the required score on the exam, type np in the answer ...
58. ### Calculus

The function f is continuous on the closed interval [-5,5], and f(-2) = 6, f(1) = -3, and f(4) = 6. Which of the following statements must be true? A. The equation f(x) = 0 has at least two solutions on the closed interval [-5,5]. B. The equation f(x) = 0 has exactly two ...
59. ### Math (excel formulas)

I am finding absolute and relative differences in excel. I have a compared value of 1.00 (D6) and a reference value of 38.50 (D6). I found the absolute difference to be -37.50 (D6-D9). For the relative difference I took the compared value of 1.00 (D6) and subtracted the ...
60. ### Visual Basic Programming in Visual Studio 2015

I have an application program to submit help tickets. The problem is the error messages are only supposed to pop up when someone doesn't format it correctly but it either don't or comes up after typing when there is no errors. The next issue is my msgbox for lblvalidate doesn'...
61. ### Computer - Programming

Please how can I use WATFOR 77 software to code and run the following Fortran program: INTEGER SUM SUM = 0 DO 10 D = 1,7 IF (K.GT.3) THEN SUM = SUM + K ELSE SUM = SUM * K ENDIF PRINT* , SUM 10 CONTINUE END Oh My!!!! Tell me where they are still using Fortran?!?! The people ...
62. ### Math

Everett is reading a book for his language arts class. He read 1/3 of the book on Saturday, 3/8 of the book on Sunday and 1/4 of the book on Monday. Which procedure can Everett use to find the total fraction of the book he has read? A.Write the equivalent fractions using a ...
63. ### poems

for english class i have to write a poem personifying something. I chose to personify a picture in a picture frame. I am not at all good at poems and was wondering if you guys could read mine and tell me what changed i should make and if its really bad and i should just start ...
64. ### Physics

The figure below gives the path of a squirrel moving about on level ground, from point A (at time t = 0), to points B (at t = 3.00 min), C (at t = 6.00 min), and finally D (at t = 9.00 min). Both axes are marked in increments of 2.00 m (therefore the diagram is not drawn to ...
65. ### Math

Mrs. Jones had some white paint and some green paint, and a bunch of wooden cubes. Her class decided to paint the cubes by making each face either solid white or green. Juan painted his cube with all 6 faces white - Julie painted her cube solid green. Hector painted 4 faces ...
66. ### American Government

7. Which of the following six organizing principles are evident in Articles I – III of the U.S. Constitution? Select all that apply. A. Limited government.*** B. Separation of powers. C. Judicial review.*** D. Checks and balances. 8. Which of the following did the Founding ...
67. ### Social Studies

Outline the achievements of HenryVII: HenryVII ruined the power of the feudal barons by helping the middle class, by threatening the baron's special armies, and by using the Court of Star Chamber to kill personal barons in secret. Henry also began to modernize the economy. He ...
68. ### death of a salesman!

1. Consider the literal and implied meanings of the title of the play. Summarize those meanings. what is this question asking? I don't get what it wants m,e to do? I am reading death of a sales man! What does the title say? Who does the Salesman represent? Is this play a ...
69. ### Programming

This is a visual basics program issue. The problem is: Table 4.7 contains information on several states. Write a program that requests a state and category (flower, motto and nickname) as input and displays the requested information. If the state or category requested is not ...
70. ### physics

1) The figure below shows the position of a particle versus time, with each line on the vertical axis representing 4.6 m. Find the average velocities for the time intervals a, b, c, and d indicated in the figure. 1. ___________ m/s (time interval a) 2) __________ m/s (time ...
71. ### circuits 2

Which of the following is true about the cut-off frequency ωB of a first-order low-pass filter? Suppose that the DC gain is 1. a.When the input is a sinusoid operating at ωB, the output is phase shifted from the input phase by −45∘. b.The Bode magnitude plot rolls off by...
72. ### Macro Econ Spillover

I have a question. In a competitive market demand will always reflect all spillover benefits? Or supply will always reflect all spillover costs? Thanks! Since this is not my area of expertise, I searched Google under the key words "spillover benefits costs demand" to get these...
73. ### Physics

You have a mass of 2 kg attached to a spring with a spring constant 18 N/m. The mass is at rest at the equilibrium position. At time t=0 you hit the object with a hammer. This blow instantaneously gives the object a velocity of 3 m/s. The motion (after the blow) is described ...

Mrs. Jones had some white paint and some green paint, and a bunch of wooden cubes. Her class decided to paint the cubes by making each face either solid white or green. Juan painted his cube with all 6 faces white - Julie painted her cube solid green. Hector painted 4 faces ...
75. ### maths

In a class of 38 students, each student studies at least one of the following subjects: French, Mathematics and History. The following table gives further details of the subject studied. French 9 Mathematics only 8 History only 1 French & Math. 7 French & History 9 History & ...
76. ### MATH

Give a response of at least 50 words to the following: Describe the graph of the interval [-4, 3). • Explain how this differs from the graph of the interval [-4, 3]. From the question above, does the answer below sound right? The interval notion is a way to express solutions...
77. ### Calculus

Use the midpoint rule with n=4 to approximate the region bounded by y=-x^3 and y=-x Show that the function f(x)= (integral from 2x to 5x) (1)/(t) dt is constant on the interval (0,+infinity)
78. ### ASTRONOMY

Good evening all, I am working on a PowerPoint presentation for my Astronomy class about planet Earth - my question is: What is Earth's brightest apparent magnitude (if it has one)? I have searched every reliable source I know of (and that I come across), but I cannot seem to ...
79. ### Programming

This is a visual basics program issue. The problem is: Table 4.7 contains information on several states. Write a program that requests a state and category (flower, motto and nickname) as input and displays the requested information. If the state or category requested is not ...
80. ### poetry

I need to recite this poem in front of the class and i have to add at least three more lines to it. does anyone have any suggestions? Math is the thick red book, Sitting there, waiting for you to open it, Just waiting for your sigh. Math is working two times harder, Then any ...
81. ### Math

Can I please get some help on these questions: 1. How many solutions does the equation,2sin^2 2 θ = sin2θ have on the interval [0, 2pi]? 4? ...what about 4cos2θ = 8cos^2 2θ? 2. True or False: sin^2 4x = 1 has 8 solutions on the interval [0, 2pi]? False? 3. ...
82. ### math

Of the 34 students in a class, there are 2 fewer students with blue eyes than there are students with hazel eyes. Also, there are twice as many students with brown eyes than there are students with blue eyes. Which of these is either the number of students with blue eyes, the ...
83. ### LA

Which of the following has a meaning similar to inevitable? expected*** avoidable unpredictable uncertain Which sentence uses the past participle of the verb bring? I have brought my diary with me every day except today. I brought my diary with me yesterday. I am bringing my ...
84. ### Math

What are the multiples of 27? any number that can be divided by 27 9 , 3, 27 and 1
85. ### math

70 divided by 7 = your answer is 10. 10 10 duh!!
86. ### Algebra

Would this be correct? 6p-18/9p divided by 3p-9/p^2+29 6p-18/9p * 9^2+29 6(p-3)/9p * p(p+2)/3(p-3) 2p(p+2)/9
87. ### Algebra

Would this be correct? 6p-18/9p divided by 3p-9/p^2+29 6p-18/9p * 9^2+29 6(p-3)/9p * p(p+2)/3(p-3) 2p(p+2)/9
88. ### Math

How do i divide and simplify? 5/7 divided by 35/3
89. ### Math

What is 15 1/3 divided by 3 2/7 in its simplist form.
90. ### algebra

(x^6-13x^3+42)divided by (x^3-6) Is this correct? x^3-7
91. ### algerbra

the problem was misunderstood 1/4 = 3- (2x-1 divided by x+2)
92. ### MATH

X DIVIDED BY X = 4. WHERE X IS THE SSAME NUMBER. WHAT IS X?
93. ### Dividing fractions

how do i do 3 and 3/4 divided by 12 and 1/2 plz help

2 1/4 divided by 1 1/7
95. ### math

the product of e and 4 divided by12
96. ### math

negative 1 multiplied by .5 divided by .5=