Answer:
Step-by-step explanation:
information given
represent the sample mean
represent the population standard deviation
sample size
represent the value that we want to test
represent the significance level for the hypothesis test.
z would represent the statistic
represent the p value for the test
Hypothesis to test
We want to test if the true mean is less than 12, the system of hypothesis would be:
Null hypothesis:
Alternative hypothesis:
The statistic is given by:
(1)
Replacing the info given we got:
We can replace in formula (1) the info given like this:
Answer:
3(2+11) = 3x2 + 3x11
Step-by-step explanation:
Answer:
23
Steps ig
((8x2) +2x(-3)))-(((-(-4)) x 2) +( 3 x( -7)) =23
Answer: the mathematical equation in very probomatic the answer is already a solution to your equtivented question. 15 miles in 45 minutes then the fortentea of 60 minutues, for mathematical troduction the answer 15/45^)60)=567/(}9}10ths of a mile}xtimes the matter of 67} over 56|=34x4milespersecound-34.=4r%~times the sectation matter
Step-by-step explanation:
(1 7/10) / (3/5)
(17/10) / (3/5) =
17/10 * 5/3 =
85/30 =
2 5/6........yes, because 1 7/10 divided by 3/5 = 2 5/6...answer C
