Answer:
22
Step-by-step explanation:
Answer:
a) matched samples.
Step-by-step explanation:
Matched samples (also known as matched pairs, paired samples or dependent samples) are those samples which can be matched in pairs for one set of item and the sample data are not independent of each other. The pairs don’t have to be different people, it could be the same individuals at different time or tested on different activities for example
- sampling the blood pressures of the same people before and after they receive a dose
- the same people being measured when the group is given two different tests at different times
Answer:
y=-14
Step-by-step explanation:
-y+9=23
-y=14
y=-14
Assuming 7/4 is an exponent
radical form= 4√3^7
Answer:
She would get $13 back.
Step-by-step explanation:
2 rolls: $1
A box of diapers: $3
She got 2 paper towels which she would get for a dollar.
2 boxes of diapers:
3 + 3 = 6
20 - 6 = 14
14 - 1 = 13
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