Answer:
The scores within one standard deviation of the mean are: 77, 79, 80, 83, 87, 88
Step-by-step explanation:
The mean of the data is 83 and the standard deviation is 6.5, find scores within 1 standard deviation of the mean:
Between
83 - 6.5 = 76.5
83 + 6.5 = 89.5
So:
The scores within one standard deviation of the mean are: 77, 79, 80, 83, 87, 88
Is that all the information privided? Im tring to figure it out but I feel like im missing something.
Answer:
⇒
2
√
3
(
1
+
√
2
)
−
√
2
+
3
√
5
Explanation:
(
2
√
3
+
3
√
20
−
(
4
√
2
−
3√
5
2
6
)
⇒
2
√
3
+
3
√
2−
4
√
2
+
3
√
5
+
2
√
6
,
Removing bracess
⇒
2
√
3
−
√
2
+
3
√
5
+
2
√
2
⋅
√
3
⇒
(
2
√
3
+
√
2
⋅
2
√
3
)
−
√
2
+
3
√
5 ⇒
2
√
3
(
1
+
√
2
)
−
√
2
+
3
√
5
200% pf 50 is 100 and 120% of 50 is 60
so 150 - 110= 40
you are paying 40 less
Answer:
25 boys
Step-by-step explanation:
girls to boys
7:5
35:x
set up an equation
if
35/7 = 5
then
x/5 = 5
so, multiply both sides by 5 to isolate x.
x = 25
