The reading in kwhr of the
electric meter shows how much energy consumed in an hour. This can be shown in
your electric meter. The reading of kwhr will reflect on how much bill you are
paying for the energy.
(A−5)(A+4) I think that is the right answer
Answer:
it should be 9 because 12÷6 givss you 2 so 54÷6 gives you 9
Answer:
95% confidence interval for the mean time spent on housework per week by all married women.
( 26.66 , 32.94)
Step-by-step explanation:
<u><em>Step(i)</em></u>:-
Given random sample size 'n' = 20
Mean of the sample (x⁻ ) = 29.8 hours
Standard deviation of the sample (S) = 6.7
Given Margin of error = 3.14
<u><em>Step(ii):</em></u>-
95% confidence interval for the mean is determined by

We know that margin of error is determined by

Now 95% confidence interval for the mean time spent on housework per week by all married women.

( 26.66 , 32.94)