Question

I need some help with some Statistics calculator questions! Thankyou!

Answer 1

I think it is 28.26 under the label "Coef"

Answer 2

cool!

Answer 3

here you have this function:
\[y = B + Ax\]

Answer 4

ok

Answer 5

I say 28.3, which is the value of y when x=0

Answer 6

ok that make sense!

Answer 7

I think
y=28.26+0.486*x

Answer 8

ok cool!

Answer 9

I think it is the subsequent ratio:
\[\Large t = \frac{1}{{0.4865}}\]

Answer 10

Why is the question post orange if you didn't summon me? This is weird O_O

Answer 11

namely the last option

Answer 12

OOOOOOOOOHHHHH it's probably because of the whole QH thing.

Answer 13

cool

Answer 14

thnxs for explaining!

Answer 15

I see from your table that the requested value of p is
p=0.168, under the label "p"

Answer 16

at first row

Answer 17

ok cool sorry for the late reply

Answer 18

bazinga

Answer 19

I think
p=0.045 at first row, and last column, or "p" column, second table

Answer 20

I think that we have to use:
30 -2 = 28 degrree of freedom, since we have two parameters, namelythe constants A and B which appears into this formula:
y = Ax+B

Answer 21

sorry for my grammar errors

Answer 22

I think it is 19.96

Answer 23

please wait

Answer 24

it is 0.2316, since the slope is 0.4865

Answer 25

@Michele_Laino sorry for the lare reply, I am currently doing macro right now, here is ht enext question..

Answer 26

using the table of the "erf" function the requested value is: 1.96

Answer 27

ok one more

Answer 28

ty

Answer 29

here I use standard deviation = 0.2316
range of interval= 0.2316*1.96= 0.454
so my answer would be:
0.4865 +/- 0.454

Answer 30

such answer is not an option of yours!

Answer 31

try to ask to another QH

Answer 32

still thinking lol?

Answer 33

@dan815 please help

Answer 34

ok, what is your answer?

Answer 35

my answer is the first option, nevertheless I'm not able to justify it

Answer 36

MINE 2, just checked my work

Answer 37

@Michele_Laino can u answer some more???