If it was bought after 10% discount, it means it was bought at 90% of the original price:
90% = $450
1% = $5
100% = $5 x 100
100% = $500
The original price of the Play Station was $500.
Answer:
Step-by-step explanation:
Given that an exit poll of 1000 randomly selected voters found that 515 favored measure A.
Sample proportion p =
Margin of error 99% = 2.58*SE
=
99% confidence interval =
------------------------
(Right tailed test)
STd error =
Test statistic Z = p diff/std error =
p value = 0.1714
Answer:
the answer is 7
Step-by-step explanation:
12-5=7 and seven equals u
To find the unit rate, divide the numerator and denominator of the given rate by the denominator of the given rate
Answer:
-2.5 I THINK
Step-by-step explanation: