Mathematics, 28.03.2020 02:44 Eltravieso

In a hearing test, subjects estimate the loudness (in decibels) of a sound, and the results are (mean = 70): 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68. What is the variance?

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:10

Which linear equations have an infinite number of solutions? check all that apply. (x – 3/7) = 2/7(3/2x – 9/14)8(x + 2) = 5x – 1412.3x – 18 = 3(–6 + 4.1x)(6x + 10) = 7(x – 2)4.2x – 3.5 = 2.1 (5x + 8)

Answers: 3

Answer

Mathematics, 21.06.2019 17:30

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

Answers: 1

Answer

Mathematics, 21.06.2019 17:40

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Answers: 3

Answer

Mathematics, 21.06.2019 18:00

What does the relationship between the mean and median reveal about the shape of the data

Answers: 1

Answer

You know the right answer?

In a hearing test, subjects estimate the loudness (in decibels) of a sound, and the results are (mea...

Questions

Geography, 17.10.2019 22:30

When is the sun directly overhead at the equator?...

Mathematics, 17.10.2019 22:30

Quickly . find the length of side df. ∆abc≅∆edf.equation, algebra process, and length. is what i need for this

Mathematics, 17.10.2019 22:30

Select all that apply. which statements are correct? percent of change is positive if the change is an increase. percent of c...

Mathematics, 17.10.2019 22:30

If (-10,-37) and (1,-4) are two anchor points on the trend line, then find the equation of the line.

Mathematics, 17.10.2019 22:30

Ben dover drove 10 miles in 22 minutes which is the simplest form of 10/22 also creepy read 28 pages of a book the book has 63 pages all t...

Health, 17.10.2019 22:30

Which exercise is classified as vigorous? jumping rope ice skating volleyball raking leaves

History, 17.10.2019 22:30

What is a stem cell? a.) special cells taken from the human umbilical cord b.)pluripotent stem cells, not yet specialized cells tha...

Mathematics, 17.10.2019 22:30

Stan bought a monster truck for $2000 down payment of $450 a month for 5 years. whats the total cost of the monster truck?...

Social Studies, 17.10.2019 22:30

When an object loses its original shape and size?...

English, 17.10.2019 22:30

Someone when annotating what should i look for?...

Mathematics, 17.10.2019 22:30

Is square root 1 minus cosine squared theta = −sin θ true? if so, in which quadrants does angle θ terminate?...

Biology, 17.10.2019 22:30

Graded assignmentlaboratory: rocks and mineralspurpose: the purpose of this lab is to identily 4 unknown mineral samples by observing th...

English, 17.10.2019 22:30

Which statement about audience or purpose is true? the purpose for a piece of writing becomes clear after you begin writing your first draft....

Physics, 17.10.2019 22:30

3. high speed strobe light photographs show the head of a 215 g golf club traveling at 55 m/s just before it strikes a 46 golf ball at rest on a...

English, 17.10.2019 22:30

Which is the best summary of emerson’s view of solitude expressed in society and solitude?...

Mathematics, 17.10.2019 22:30

Which of these shows the prime factorization of 144? a: 2 x 2 x 2 x 2 x 3 x 3 b: 2 x 2 x 3 x 3 c: 2 x 2 x 3 x 3 x 3 x 3 d...

Biology, 17.10.2019 22:30

What pigment is present in the tyladoid of the chloroplast ?...

History, 17.10.2019 22:30

Which of the following events from this selection occurred first? a. lord de la ware and his fleet arrive at jamestown b. the colonists...

English, 17.10.2019 22:30

Which portion of the excerpt from "the american promise" includes hyperbole? "for the cries of pain and the hymns and protests of oppressed people ha...

English, 17.10.2019 22:30

Determining theme which theme is best supported by the passage? horatio: they bleed on both sides. how is it, my lord? osric: ho...

More questions: Mathematics Another questions