Answer:
(3 oz ; 4oz)
Step-by-step explanation:
Given that :
Mean = 3.5 oz
Standard deviation = 0.5 oz
According to the empirical rule ; 68% is 1 standard deviation from the mean.
Hence, the interval that would represent the middle 68% will be:
(3.5 oz - 0.5 oz) ; (3.5 oz + 0.5oz)
(3 oz ; 4oz)
Answer:
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Answer:
x equals y minus one
Step-by-step explanation:
= means equals
- is minus
x and y cannot be put into any other (word) form
hope this helps:)
Answer:
see explanation
Step-by-step explanation:
Given
= 
= 
Rationalise the denominator by multiplying the numerator/ denominator by 
Note that 
× = a
= × 
= 
Answer:-800
Step-by-step explanation: 10 times 10 is 100 plus another 100 is 200-1000 is -800 which is x
