The table below shows the scores on a math test. David
75
Aaron
75
Ashley
60
Gina
75
Andrew
75
Kei
95
Monica
100
Anna
60
Lucas
75
Jennifer
65

Find the standard deviation. Round to the nearest tenth when necessary.
a.
157.25
c.
9.1
b.
12.5
d.
12.3

Please select the best answer from the choices provided

A
B
C
D

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

u bout ugly as   a mf

step-by-step explanation: lol