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3 years ago

PLEASE HELP Write the equation of a line that has the point (5,2) and y-intercept of -3

Mathematics

1 answer:

Reil [10]3 years ago

6 0

Y=x-3
Because the slope is 2-(-3)/5-0= 5/5= 1 and the y intercept is -3

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You can think about the word ‘of’ when you multiply.

Vlada [557]

Answer:

$23 \: of \: 6 \\ 23 \times 6 \\ = > \frac{ \binom{23}{ \times 6} }{138} \\ 23 \: of \: 6 = 138$

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2 years ago

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Question 8 (2 points)<br> 15 is 25% of<br> Brank 1:<br> HELPPP MEEE

Ilya [14]

Answer:

15 is 25% of 60

Step-by-step explanation:

15 x 4 = 60

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2 years ago

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Air-USA has a policy of booking as many as 24 persons on an airplane that can seat only 22. (Past studies have revealed that onl

Alex17521 [72]

Answer:

B. no, it is not low enough

A. no, it is not low enough

Step-by-step explanation:

Given that Air-USA has a policy of booking as many as 24 persons on an airplane that can seat only 22.

Prob for a random person booked arrive for flight = 0.86

No of persons who books and arrive for flight, X is binomial, since there are two outcomes and each person is independent of the other

The probability that if Air-USA books 24 persons, not enough seats will be available

= P(X=23)+P(x=24)

= 0.1315

B. no, it is not low enough

-------------------------------

The prob we got is >10% also

A. no, it is not low enough

7 0

3 years ago

Complete parts (a) through (c) below.

Yuki888 [10]

Answer:

a) $t_{crit}= 1.34$

b) $t_{crit}=-2.539$

c) $t_{crit}=\pm 2.228$

Step-by-step explanation:

Part a

The significance level given is $\alpha=0.1$ and the degrees of freedom are given by:

$df = n-1= 15$

Since we are conducting a right tailed test we need to find a critical value on the t distirbution who accumulates 0.1 of the area in the right and we got:

$t_{crit}= 1.34$

Part b

The significance level given is $\alpha=0.01$ and the degrees of freedom are given by:

$df = n-1= 20-1=19$

Since we are conducting a left tailed test we need to find a critical value on the t distirbution who accumulates 0.01 of the area in the left and we got:

$t_{crit}=-2.539$

Part c

The significance level given is $\alpha=0.05$ and $\alpha/2 =0.025$ and the degrees of freedom are given by:

$df = n-1= 11-1=10$

Since we are conducting a two tailed test we need to find a critical value on the t distirbution who accumulates 0.025 of the area on each tail and we got:

$t_{crit}=\pm 2.228$

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3 years ago

How to solve a mixed fraction?

Hunter-Best [27]

To solve a mixed fraction you will have to multiply the mixed number by the denominator then add the numerator for example:
7 3/4 you are gonna go 7x4=28 then you are gonna take that 28 and add 3 to it so it would be 31. I hope that helped some c:

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3 years ago