The mean monthly rent of students at Oxnard university is 970 with a standard deviation of 204. John`s rent is 1390. What is his standardized z-score? Is john`s rent an outlier? How high would the rent have to be to qualify as an outlier

Answers

Answer 1

Answer:

Standardized z score = 2.06

His house rent is not an outlier

Step-by-step explanation:

The mean monthly rent of students at Oxnard university is 970 with a standard deviation of 204. John`s rent is 1390. What is his standardized z-score? Is john`s rent an outlier? How high would the rent have to be to qualify as an outlier

We solve using z score formula

= z = (x-μ)/σ, where

x is the raw score = 1390

μ is the population mean = 970

σ is the population standard deviation = 204

His z score is calculated as:

z = 1390 - 970/204

z = 2.06

No his house rent is not an outlier


Related Questions

Brenda had bowling scores of 92, 110, 85, 78, and 96. She completed the steps below to determine the score she needs in her next game to have a mean, or average, bowling score of 96. Step 1: Find the total points needed to score in six games: 96 times 6 = 576. Step 2: Find the total points scored: 92 + 110 + 85 + 78 = 365. Step 3: Subtract the total points scored from the total points needed: 576 minus 365 = 211. Step 4: State the answer: Brenda needs to score 211 in her next game. Where did Brenda make her first mistake? Step 1 Step 2 Step 3 Step 4 Mark this and return

Answers

Answer:

Step 2

Step-by-step explanation:

Step 1: Find the total points needed to score in six games: 96 times 6 = 576.

Step 2: Find the total points scored: 92 + 110 + 85 + 78 = 365.

WRONG

Step 1: Find the total points needed to score in six games: 96 times 6 = 576.

Step 2: Find the total points scored: 92 + 110 + 85 + 78 + 96 = 461

Step 3: Subtract the total points scored from the total points needed: 576 minus 461 = 115

Step 4: State the answer: Brenda needs to score 115 in her next game.

Therefore,

Brenda make her first mistake in step 2

Answer:

the answer is Step 2

Step-by-step explanation:

the answer is Step 2

HELP ASAP!!!!!!!!!!Please

Answers

Answer:

D)  x = -3

Step-by-step explanation:

D
A
Which point is the
orthocenter of AABC?
F
E
B
A. Point D
B. Point E
C. Point F

Answers

Answer:

the answer is point f. mostly the answer of such type of questions are the points which do not lie ON the circle

Find the area of the figure below

Answers

Answer:

44

Step-by-step explanation:

Split up the one complex shapes into two rectangles. Find the area of each rectangle and add them together.

Answer:

44 square meters

Step-by-step explanation:

split the figure into 2 easy shapes

the first shape 8*4 32

the second shape is 6*2 12

add 32 and 12

44

this is a bad explanation lol

An alligator can eat 18 pounds of meat in 2 hours. If it continues eating at this same rate, how much can it eat in 7 hours?

Answers

Answer:

63 pounds

Step-by-step explanation:

Given data

Quantity of meat= 18 pounds

TIme taken= 2 hours

Rate= Quantity/Time taken

Rate= 18/2

Rate= 9 pounds per hour

Now time= 7 hours

Rate= 9 pounds per hour

Quantity= Rate*Time

Quantity= 9*7

Quantity= 63 pounds

Simplify the left side of equation so it looks like the right side. cos(x) + sin(x) tan(x) = sec (x)

Answers

Step-by-step explanation:

Consider LHS

[tex] \cos(x) + \sin(x) \tan(x) = \sec(x) [/tex]

Apply quotient identies

[tex] \cos(x) + \sin(x) \times \frac{ \sin(x) }{ \cos(x) } = \sec(x) [/tex]

Multiply the fraction and sine.

[tex] \cos(x) + \frac{ \sin {}^{2} (x) }{ \cos(x) } = \sec(x) [/tex]

Make cos x a fraction with cos x as it denominator.

[tex] \cos(x) \times \cos(x) = \cos {}^{2} (x) [/tex]

so

[tex] \frac{ \cos {}^{2} (x) }{ \cos(x) } + \frac{ \sin {}^{2} (x) }{ \cos(x) } = \sec(x) [/tex]

Pythagorean Identity tells us sin squared and cos squared equals 1 so

[tex] \frac{1}{ \cos(x) } = \sec(x) [/tex]

Apply reciprocal identity.

[tex] \sec(x) = \sec(x) [/tex]

If triangle ABC ≅ triangle XYZ and AB = 3, BC = 6 and AC = 4, what is the length of ?

Answers

Answer:

4

Step-by-step explanation:

Please mark brainliest

Anyone got me ? Let me knowww :)

Answers

Answer:

The answer is b

Step-by-step explanation:

Can anyone help with just the 2 bottom ones pls I begg

Answers

Answer:

D: y=58

Step-by-step explanation:

pls mark brainliest

Prove the identity. Sin(theta) cot(theta) sec(theta)=1

Answers

Answer:

Step-by-step explanation:

cot(theta) = cos(theta)/sin(theta)

sec(theta) = 1/ cos(theta)

sin(theta) * (cos(theta) ) / sin(theta) ) * 1/cos(theta)

The sin(theta)s and the cos(theta)s are on opposite sides of the division sign. So you are left with a bunch of ones.

The identity is proved.

Answer:

See below for explanation

Step-by-step explanation:

sinθcotθsecθ

sinθ(cosθ/sinθ)(1/cosθ)

sinθ(cosθ/sinθcosθ)

sinθ(1/sinθ)

sinθ/sinθ

1

Therefore, the identity is proven.

Find the value of x will give brainliest need answer soon

Answers

the answer is A. x equals 18

Answer:

[tex]\frac{135 - 5x}{2}= 45\\\\135 - 5x = 90 \\\\5x = 90-135\\\\5x = 45\\ x= 9[/tex]

Option B

Chloe wants to purchase a $2,000 wide-screen TV. She has $1,000 for a down
payment and will make 6 monthly payments of $200. How much will Chloe end
up paying, including interest, for the TV after all of the payments have been
made?(PLZ HELP QUICK!!!)

Answers

Answer:

4200

Step-by-step explanation:

Just add them all together

Hope this is the answer you were looking for

The population of a city increases by 5% every year. If its population today is 300,000, while its population be in two years?

Answers

Answer:

300,000 x (1.05)^2

Step-by-step explanation:

300000 x (1+5%)^2 = 330750

Help me with this question

Answers

Answer:

24

Step-by-step explanation:

41-17=24

3/19 of [7/9+{3/4/(1/2-1/3)}] simplify

Answers

Answer:

simplify to get the answer i think it would be 0.2

Step-by-step explanation:

The terminal side of 0 is in quadrant II and sin 0 = 12/13. what is cos 0?

Answers

Answer:

cos θ = -5/13

Step-by-step explanation:

when in quadrant II with sin θ = 12/13

The trigonometric function gives the ratio of different sides of a right-angle triangle. The value of cos(0) is 5/13.

What are Trigonometric functions?

The trigonometric function gives the ratio of different sides of a right-angle triangle.

[tex]\rm Sin \theta=\dfrac{Perpendicular}{Hypotenuse}\\\\\\Cos \theta=\dfrac{Base}{Hypotenuse}\\\\\\Tan \theta=\dfrac{Perpendicular}{Base}\\\\\\[/tex]

where perpendicular is the side of the triangle which is opposite to the angle, and the hypotenuse is the longest side of the triangle which is opposite the 90° angle.

Given the value of Sin(0) is (12/13). Therefore, the perpendicular is 12, while the hypotenuse is 13. Therefore, the base will be,

13² = 12² + Base²

Base = 5

The value of Cos(0) will be,

Cos(0) = 5/13

Hence, the value of cos(0) is 5/13.

Learn more about Trigonometric functions:

https://brainly.com/question/6904750

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Find all vertical asymptotes of the following function f(x)=9x^2-64/2x+14

Answers

Answer:

Step-by-step explanation:

Was the latter half of this function, -64 / 2x + 14, meant to be:

-64 / 2x              +              14, or

-64 / (2x + 14)?

In the first case the vertical asymptote is x = 0.

In the second, the vertical asymptote is the root of 2x + 14, or x = -7

Use parentheses in problems such as this one, to eliminate ambiguity.

find the measure of a, b, c, d and e.

Answers

Answer:23

Step-by-step explanation:

A circle has a circumference of 615.44 point, 44 units.
What is the radius of the circle?

Answers

The circumference of a circle is equal to C=2πr

From the question, we have 615.44.

Assume that pi is equal to 3.14

Substitute and solve for r

615.44= 2(3.14)r

r= 615.44/ 6.28

r=98.4704

r=98

Therefore, the radius is about 98 units.

To check:

C=2πr

C=2 x 3.14 x 98

C=6.28 x98

C=615.44

The probability that one wristband is defective is 1/20. In a case of 840 wristbands, how many would be defective

Answers

Answer :

42 wristbands would be defective

Explanation :

840•1/20=42

The graph of the function y = x^2 - x - 2 is shown below.
6
2
-2
0
10
2.
4
6
-6
Which of the following shows the correct key features of the graph?

Answers

Answer:

the answer to this is "21"

What single decimal multiplier would you use to increase by 4% followed by a 3% increase?

Answers

The decimal multiplier would be 1.0712


Here is a rectangle.
4cm

6cm

6cm

4cm

The 6-sided shape is made from two of these rectangles.

Work out the perimeter of this 6-sided shap

Answers

Answer:

rectangle only has 4 sides , a rectangular prism has 6 sides

Find the value of x.

Answers

Answer:

⏩12°

Step-by-step explanation:

4x + 7° + 35° = 90° {being complementary angles }

4x + 42° = 90°

4x = 90° - 42°

4x = 48°

x = 48° / 4

x = 12°

Hope it will help :)❤

Step-by-step explanation:

35°+4x+7°=90°

or,42°+4x=90°

or,4x=90°/42°

or,x=2.14/4

or,x=0.53

hope this helps

This year there was 25% fewer sunny days than last year. What is the number of sunny days this year?

Answers

Answer:

The number of sunny days this year = 0.75x

where,  x is the sunny days in last years.

Step-by-step explanation:

Given - This year there was 25% fewer sunny days than last year.

To find - What is the number of sunny days this year?

Proof -

Let us assume that,

The total number of sunny days last year = x

Given that,

This year there was 25% fewer sunny days than last year.

i.e this year total sunny days = 100 - 25 = 75 %

So,

we get

If there were x sunny days last year,

Then,

This year Total sunny days = 0.75x

The line y = 6 - 2x passes through the point (2, 2)
is it correct?​

Answers

Answer:

Yes

Step-by-step explanation:

We can substitute the point (2, 2) into the equation. So, in place of x would be 2 and in place of y would be 2 as well:

y = 6 - 2x

2 = 6 - 2(2)

2 = 6 - 4

2 = 2

Since the above is a true statement, the point (2, 2) must belong to the line y = 6 - 2x

Yes, the line y=6-2x passes through the point (2, 2).

Given that, the line y=6-2x passes through the point (2, 2).

What is the slope intercept form?

The slope intercept form of a straight line is one of the most common forms used to represent the equation of a line. The slope intercept formula can be used to find the equation of a line when given the slope of the straight line and the y-intercept.

Here, substitute (x, y)=(2, 2) is the given line y=6-2x, we get

2 = 6-2(2)

2 = 2

Since, LHS = RHS

Yes, the line y=6-2x passes through the point (2, 2).

To learn more about the slope intercept form visit:

brainly.com/question/9682526.

#SPJ2

30
20
Y
Find x

Can someone please help me

Answers

Answer:

B

Step-by-step explanation:

Using the cosine ratio in the right triangle and the exact value

cos30° = [tex]\frac{\sqrt{3} }{2}[/tex] , then

cos30° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{x}{20}[/tex] = [tex]\frac{\sqrt{3} }{2}[/tex] ( cross- multiply )

2x = 20[tex]\sqrt{3}[/tex] ( divide both sides by 2 )

x = 10[tex]\sqrt{3}[/tex] → B

3 (x-1) - 8 = 4 (1+x) + 5 Solve it please?

Answers

Answer:

X= -20

Step-by-step explanation:

heyy! i’ll give brainliest please help

Answers

Answer:

state

your answer

I HOPE IT'S HELP PLZ FOLLOWING ME

Use the distributive property to expand - 3x * (4d - 5e - 3f)

Answers

9514 1404 393

Answer:

  -12dx +15ex +9fx

Step-by-step explanation:

  - 3x * (4d - 5e - 3f) = (-3x)(4d) +(-3x)(-5e) +(-3x)(-3f)

  = -12dx +15ex +9fx

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